Home / 1,005,208.30-1,507,812.45-532,816.30

Finding the Fourth Proportional to 1,005,208.30, 1,507,812.45 and 532,816.30

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Solution

The fourth proportional to 1,005,208.30, 1,507,812.45 and 532,816.30 is: 799,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,208.30 : 1,507,812.45 = 532,816.30 : x
  2. Step 2: Convert to fraction form
    1,005,208.30/1,507,812.45 = 532,816.30/x
  3. Step 3: Cross multiply
    1,005,208.30x = 1,507,812.45 × 532,816.30
  4. Step 4: Simplify right side
    1,005,208.30x = 803,387,050,702.94
  5. Step 5: Solve for x
    x = 803,387,050,702.94/1,005,208.30
  6. Step 6: Final answer
    x = 799,224.45

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Half scale
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Double scale
Find fourth proportional to 1,005,209.30, 1,507,813.95 and 532,817.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.