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Finding the Fourth Proportional to 382,487.40, 573,536.70 and 224,764.20

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Solution

The fourth proportional to 382,487.40, 573,536.70 and 224,764.20 is: 337,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,487.40 : 573,536.70 = 224,764.20 : x
  2. Step 2: Convert to fraction form
    382,487.40/573,536.70 = 224,764.20/x
  3. Step 3: Cross multiply
    382,487.40x = 573,536.70 × 224,764.20
  4. Step 4: Simplify right side
    382,487.40x = 128,910,517,546.14
  5. Step 5: Solve for x
    x = 128,910,517,546.14/382,487.40
  6. Step 6: Final answer
    x = 337,032.06

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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.