Home / 1,005,200.25-1,507,797.33-406,154.35

Finding the Fourth Proportional to 1,005,200.25, 1,507,797.33 and 406,154.35

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Solution

The fourth proportional to 1,005,200.25, 1,507,797.33 and 406,154.35 is: 609,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,200.25 : 1,507,797.33 = 406,154.35 : x
  2. Step 2: Convert to fraction form
    1,005,200.25/1,507,797.33 = 406,154.35/x
  3. Step 3: Cross multiply
    1,005,200.25x = 1,507,797.33 × 406,154.35
  4. Step 4: Simplify right side
    1,005,200.25x = 612,398,444,497.89
  5. Step 5: Solve for x
    x = 612,398,444,497.89/1,005,200.25
  6. Step 6: Final answer
    x = 609,230.29

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Double scale
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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.