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Finding the Fourth Proportional to 340,626.88, 510,487.62 and 180,669.88

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Solution

The fourth proportional to 340,626.88, 510,487.62 and 180,669.88 is: 270,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,626.88 : 510,487.62 = 180,669.88 : x
  2. Step 2: Convert to fraction form
    340,626.88/510,487.62 = 180,669.88/x
  3. Step 3: Cross multiply
    340,626.88x = 510,487.62 × 180,669.88
  4. Step 4: Simplify right side
    340,626.88x = 92,229,737,046.89
  5. Step 5: Solve for x
    x = 92,229,737,046.89/340,626.88
  6. Step 6: Final answer
    x = 270,764.71

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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.