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Finding the Fourth Proportional to 274,013.70, 411,020.55 and 224,806.20

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Solution

The fourth proportional to 274,013.70, 411,020.55 and 224,806.20 is: 337,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,013.70 : 411,020.55 = 224,806.20 : x
  2. Step 2: Convert to fraction form
    274,013.70/411,020.55 = 224,806.20/x
  3. Step 3: Cross multiply
    274,013.70x = 411,020.55 × 224,806.20
  4. Step 4: Simplify right side
    274,013.70x = 92,399,967,967.41
  5. Step 5: Solve for x
    x = 92,399,967,967.41/274,013.70
  6. Step 6: Final answer
    x = 337,209.30

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1.5x scale

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.