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Finding the Fourth Proportional to 322,557.71, 482,783.73 and 237,145.95

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Solution

The fourth proportional to 322,557.71, 482,783.73 and 237,145.95 is: 354,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,557.71 : 482,783.73 = 237,145.95 : x
  2. Step 2: Convert to fraction form
    322,557.71/482,783.73 = 237,145.95/x
  3. Step 3: Cross multiply
    322,557.71x = 482,783.73 × 237,145.95
  4. Step 4: Simplify right side
    322,557.71x = 114,490,206,295.39
  5. Step 5: Solve for x
    x = 114,490,206,295.39/322,557.71
  6. Step 6: Final answer
    x = 354,944.88

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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.