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Finding the Fourth Proportional to 342,519.71, 514,091.16 and 182,731.10

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Solution

The fourth proportional to 342,519.71, 514,091.16 and 182,731.10 is: 274,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,519.71 : 514,091.16 = 182,731.10 : x
  2. Step 2: Convert to fraction form
    342,519.71/514,091.16 = 182,731.10/x
  3. Step 3: Cross multiply
    342,519.71x = 514,091.16 × 182,731.10
  4. Step 4: Simplify right side
    342,519.71x = 93,940,440,596.62
  5. Step 5: Solve for x
    x = 93,940,440,596.62/342,519.71
  6. Step 6: Final answer
    x = 274,262.88

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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.