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Finding the Fourth Proportional to 651,232.92, 976,062 and 335,517.60

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Solution

The fourth proportional to 651,232.92, 976,062 and 335,517.60 is: 502,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,232.92 : 976,062 = 335,517.60 : x
  2. Step 2: Convert to fraction form
    651,232.92/976,062 = 335,517.60/x
  3. Step 3: Cross multiply
    651,232.92x = 976,062 × 335,517.60
  4. Step 4: Simplify right side
    651,232.92x = 327,485,979,691.20
  5. Step 5: Solve for x
    x = 327,485,979,691.20/651,232.92
  6. Step 6: Final answer
    x = 502,870.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.