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Finding the Fourth Proportional to 490,755.50, 736,306.05 and 241,612.46

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Solution

The fourth proportional to 490,755.50, 736,306.05 and 241,612.46 is: 362,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,755.50 : 736,306.05 = 241,612.46 : x
  2. Step 2: Convert to fraction form
    490,755.50/736,306.05 = 241,612.46/x
  3. Step 3: Cross multiply
    490,755.50x = 736,306.05 × 241,612.46
  4. Step 4: Simplify right side
    490,755.50x = 177,900,716,053.38
  5. Step 5: Solve for x
    x = 177,900,716,053.38/490,755.50
  6. Step 6: Final answer
    x = 362,503.76

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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.