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Finding the Fourth Proportional to 731,589.56, 1,009,398.90 and 502,217

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Solution

The fourth proportional to 731,589.56, 1,009,398.90 and 502,217 is: 692,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,589.56 : 1,009,398.90 = 502,217 : x
  2. Step 2: Convert to fraction form
    731,589.56/1,009,398.90 = 502,217/x
  3. Step 3: Cross multiply
    731,589.56x = 1,009,398.90 × 502,217
  4. Step 4: Simplify right side
    731,589.56x = 506,937,287,361.30
  5. Step 5: Solve for x
    x = 506,937,287,361.30/731,589.56
  6. Step 6: Final answer
    x = 692,925.81

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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.