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Finding the Fourth Proportional to 382,216.60, 572,936.10 and 224,363.80

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Solution

The fourth proportional to 382,216.60, 572,936.10 and 224,363.80 is: 336,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,216.60 : 572,936.10 = 224,363.80 : x
  2. Step 2: Convert to fraction form
    382,216.60/572,936.10 = 224,363.80/x
  3. Step 3: Cross multiply
    382,216.60x = 572,936.10 × 224,363.80
  4. Step 4: Simplify right side
    382,216.60x = 128,546,120,553.18
  5. Step 5: Solve for x
    x = 128,546,120,553.18/382,216.60
  6. Step 6: Final answer
    x = 336,317.47

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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.