Home / 360,776.42-541,351.35-261,753.92

Finding the Fourth Proportional to 360,776.42, 541,351.35 and 261,753.92

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Solution

The fourth proportional to 360,776.42, 541,351.35 and 261,753.92 is: 392,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,776.42 : 541,351.35 = 261,753.92 : x
  2. Step 2: Convert to fraction form
    360,776.42/541,351.35 = 261,753.92/x
  3. Step 3: Cross multiply
    360,776.42x = 541,351.35 × 261,753.92
  4. Step 4: Simplify right side
    360,776.42x = 141,700,837,959.79
  5. Step 5: Solve for x
    x = 141,700,837,959.79/360,776.42
  6. Step 6: Final answer
    x = 392,766.35

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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.