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Finding the Fourth Proportional to 322,125.60, 482,727.60 and 237,223.20

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Solution

The fourth proportional to 322,125.60, 482,727.60 and 237,223.20 is: 355,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,125.60 : 482,727.60 = 237,223.20 : x
  2. Step 2: Convert to fraction form
    322,125.60/482,727.60 = 237,223.20/x
  3. Step 3: Cross multiply
    322,125.60x = 482,727.60 × 237,223.20
  4. Step 4: Simplify right side
    322,125.60x = 114,514,186,000.32
  5. Step 5: Solve for x
    x = 114,514,186,000.32/322,125.60
  6. Step 6: Final answer
    x = 355,495.45

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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.