Home / 1,029,194.25-1,420,288.20-576,485.25

Finding the Fourth Proportional to 1,029,194.25, 1,420,288.20 and 576,485.25

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Solution

The fourth proportional to 1,029,194.25, 1,420,288.20 and 576,485.25 is: 795,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,194.25 : 1,420,288.20 = 576,485.25 : x
  2. Step 2: Convert to fraction form
    1,029,194.25/1,420,288.20 = 576,485.25/x
  3. Step 3: Cross multiply
    1,029,194.25x = 1,420,288.20 × 576,485.25
  4. Step 4: Simplify right side
    1,029,194.25x = 818,775,198,049.05
  5. Step 5: Solve for x
    x = 818,775,198,049.05/1,029,194.25
  6. Step 6: Final answer
    x = 795,549.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.