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Finding the Fourth Proportional to 273,470.85, 410,204.43 and 147,170.52

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Solution

The fourth proportional to 273,470.85, 410,204.43 and 147,170.52 is: 220,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,470.85 : 410,204.43 = 147,170.52 : x
  2. Step 2: Convert to fraction form
    273,470.85/410,204.43 = 147,170.52/x
  3. Step 3: Cross multiply
    273,470.85x = 410,204.43 × 147,170.52
  4. Step 4: Simplify right side
    273,470.85x = 60,369,999,269.40
  5. Step 5: Solve for x
    x = 60,369,999,269.40/273,470.85
  6. Step 6: Final answer
    x = 220,754.79

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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.