Home / 865,463.64-1,298,200.32-234,382.92

Finding the Fourth Proportional to 865,463.64, 1,298,200.32 and 234,382.92

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Solution

The fourth proportional to 865,463.64, 1,298,200.32 and 234,382.92 is: 351,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,463.64 : 1,298,200.32 = 234,382.92 : x
  2. Step 2: Convert to fraction form
    865,463.64/1,298,200.32 = 234,382.92/x
  3. Step 3: Cross multiply
    865,463.64x = 1,298,200.32 × 234,382.92
  4. Step 4: Simplify right side
    865,463.64x = 304,275,981,746.53
  5. Step 5: Solve for x
    x = 304,275,981,746.53/865,463.64
  6. Step 6: Final answer
    x = 351,575.70

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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.