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Finding the Fourth Proportional to 224,818.20, 337,178.70 and 98,458.20

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Solution

The fourth proportional to 224,818.20, 337,178.70 and 98,458.20 is: 147,666.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,818.20 : 337,178.70 = 98,458.20 : x
  2. Step 2: Convert to fraction form
    224,818.20/337,178.70 = 98,458.20/x
  3. Step 3: Cross multiply
    224,818.20x = 337,178.70 × 98,458.20
  4. Step 4: Simplify right side
    224,818.20x = 33,198,007,880.34
  5. Step 5: Solve for x
    x = 33,198,007,880.34/224,818.20
  6. Step 6: Final answer
    x = 147,666.02

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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.