Home / 491,719.92-737,711.10-176,208.72

Finding the Fourth Proportional to 491,719.92, 737,711.10 and 176,208.72

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Solution

The fourth proportional to 491,719.92, 737,711.10 and 176,208.72 is: 264,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,719.92 : 737,711.10 = 176,208.72 : x
  2. Step 2: Convert to fraction form
    491,719.92/737,711.10 = 176,208.72/x
  3. Step 3: Cross multiply
    491,719.92x = 737,711.10 × 176,208.72
  4. Step 4: Simplify right side
    491,719.92x = 129,991,128,660.79
  5. Step 5: Solve for x
    x = 129,991,128,660.79/491,719.92
  6. Step 6: Final answer
    x = 264,360.10

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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.