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Finding the Fourth Proportional to 696,610.92, 960,433.14 and 451,162.02

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Solution

The fourth proportional to 696,610.92, 960,433.14 and 451,162.02 is: 622,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,610.92 : 960,433.14 = 451,162.02 : x
  2. Step 2: Convert to fraction form
    696,610.92/960,433.14 = 451,162.02/x
  3. Step 3: Cross multiply
    696,610.92x = 960,433.14 × 451,162.02
  4. Step 4: Simplify right side
    696,610.92x = 433,310,955,517.34
  5. Step 5: Solve for x
    x = 433,310,955,517.34/696,610.92
  6. Step 6: Final answer
    x = 622,027.22

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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.