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Finding the Fourth Proportional to 658,095.88, 987,143.95 and 237,371.71

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Solution

The fourth proportional to 658,095.88, 987,143.95 and 237,371.71 is: 356,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,095.88 : 987,143.95 = 237,371.71 : x
  2. Step 2: Convert to fraction form
    658,095.88/987,143.95 = 237,371.71/x
  3. Step 3: Cross multiply
    658,095.88x = 987,143.95 × 237,371.71
  4. Step 4: Simplify right side
    658,095.88x = 234,320,047,427.65
  5. Step 5: Solve for x
    x = 234,320,047,427.65/658,095.88
  6. Step 6: Final answer
    x = 356,057.61

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Similar ratio
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1.5x scale

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.