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Finding the Fourth Proportional to 273,294.12, 410,096.70 and 218,240.04

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Solution

The fourth proportional to 273,294.12, 410,096.70 and 218,240.04 is: 327,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,294.12 : 410,096.70 = 218,240.04 : x
  2. Step 2: Convert to fraction form
    273,294.12/410,096.70 = 218,240.04/x
  3. Step 3: Cross multiply
    273,294.12x = 410,096.70 × 218,240.04
  4. Step 4: Simplify right side
    273,294.12x = 89,499,520,211.87
  5. Step 5: Solve for x
    x = 89,499,520,211.87/273,294.12
  6. Step 6: Final answer
    x = 327,484.25

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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.