Home / 502,932.52-694,065.13-288,114.10

Finding the Fourth Proportional to 502,932.52, 694,065.13 and 288,114.10

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Solution

The fourth proportional to 502,932.52, 694,065.13 and 288,114.10 is: 397,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,932.52 : 694,065.13 = 288,114.10 : x
  2. Step 2: Convert to fraction form
    502,932.52/694,065.13 = 288,114.10/x
  3. Step 3: Cross multiply
    502,932.52x = 694,065.13 × 288,114.10
  4. Step 4: Simplify right side
    502,932.52x = 199,969,951,720.00
  5. Step 5: Solve for x
    x = 199,969,951,720.00/502,932.52
  6. Step 6: Final answer
    x = 397,607.92

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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.