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Finding the Fourth Proportional to 322,258.60, 482,927.10 and 237,356.20

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Solution

The fourth proportional to 322,258.60, 482,927.10 and 237,356.20 is: 355,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,258.60 : 482,927.10 = 237,356.20 : x
  2. Step 2: Convert to fraction form
    322,258.60/482,927.10 = 237,356.20/x
  3. Step 3: Cross multiply
    322,258.60x = 482,927.10 × 237,356.20
  4. Step 4: Simplify right side
    322,258.60x = 114,625,741,333.02
  5. Step 5: Solve for x
    x = 114,625,741,333.02/322,258.60
  6. Step 6: Final answer
    x = 355,694.90

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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.