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Finding the Fourth Proportional to 707,691.44, 976,655.22 and 532,948.79

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Solution

The fourth proportional to 707,691.44, 976,655.22 and 532,948.79 is: 735,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,691.44 : 976,655.22 = 532,948.79 : x
  2. Step 2: Convert to fraction form
    707,691.44/976,655.22 = 532,948.79/x
  3. Step 3: Cross multiply
    707,691.44x = 976,655.22 × 532,948.79
  4. Step 4: Simplify right side
    707,691.44x = 520,507,217,746.18
  5. Step 5: Solve for x
    x = 520,507,217,746.18/707,691.44
  6. Step 6: Final answer
    x = 735,500.23

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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.