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Finding the Fourth Proportional to 322,208.60, 482,852.10 and 237,306.20

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Solution

The fourth proportional to 322,208.60, 482,852.10 and 237,306.20 is: 355,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,208.60 : 482,852.10 = 237,306.20 : x
  2. Step 2: Convert to fraction form
    322,208.60/482,852.10 = 237,306.20/x
  3. Step 3: Cross multiply
    322,208.60x = 482,852.10 × 237,306.20
  4. Step 4: Simplify right side
    322,208.60x = 114,583,797,013.02
  5. Step 5: Solve for x
    x = 114,583,797,013.02/322,208.60
  6. Step 6: Final answer
    x = 355,619.92

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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.