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Finding the Fourth Proportional to 504,461.01, 756,694.25 and 149,478.10

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Solution

The fourth proportional to 504,461.01, 756,694.25 and 149,478.10 is: 224,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,461.01 : 756,694.25 = 149,478.10 : x
  2. Step 2: Convert to fraction form
    504,461.01/756,694.25 = 149,478.10/x
  3. Step 3: Cross multiply
    504,461.01x = 756,694.25 × 149,478.10
  4. Step 4: Simplify right side
    504,461.01x = 113,109,218,770.93
  5. Step 5: Solve for x
    x = 113,109,218,770.93/504,461.01
  6. Step 6: Final answer
    x = 224,217.96

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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.