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Finding the Fourth Proportional to 344,626.15, 516,870.92 and 327,537.18

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Solution

The fourth proportional to 344,626.15, 516,870.92 and 327,537.18 is: 491,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,626.15 : 516,870.92 = 327,537.18 : x
  2. Step 2: Convert to fraction form
    344,626.15/516,870.92 = 327,537.18/x
  3. Step 3: Cross multiply
    344,626.15x = 516,870.92 × 327,537.18
  4. Step 4: Simplify right side
    344,626.15x = 169,294,444,806.98
  5. Step 5: Solve for x
    x = 169,294,444,806.98/344,626.15
  6. Step 6: Final answer
    x = 491,240.86

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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.