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Finding the Fourth Proportional to 342,502.58, 513,192.86 and 182,408.55

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Solution

The fourth proportional to 342,502.58, 513,192.86 and 182,408.55 is: 273,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,502.58 : 513,192.86 = 182,408.55 : x
  2. Step 2: Convert to fraction form
    342,502.58/513,192.86 = 182,408.55/x
  3. Step 3: Cross multiply
    342,502.58x = 513,192.86 × 182,408.55
  4. Step 4: Simplify right side
    342,502.58x = 93,610,763,310.47
  5. Step 5: Solve for x
    x = 93,610,763,310.47/342,502.58
  6. Step 6: Final answer
    x = 273,314.04

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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.