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Finding the Fourth Proportional to 543,184.27, 749,253.25 and 349,842.53

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Solution

The fourth proportional to 543,184.27, 749,253.25 and 349,842.53 is: 482,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,184.27 : 749,253.25 = 349,842.53 : x
  2. Step 2: Convert to fraction form
    543,184.27/749,253.25 = 349,842.53/x
  3. Step 3: Cross multiply
    543,184.27x = 749,253.25 × 349,842.53
  4. Step 4: Simplify right side
    543,184.27x = 262,120,652,590.72
  5. Step 5: Solve for x
    x = 262,120,652,590.72/543,184.27
  6. Step 6: Final answer
    x = 482,563.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.