Home / 325,711.22-449,470.61-180,510.82

Finding the Fourth Proportional to 325,711.22, 449,470.61 and 180,510.82

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Solution

The fourth proportional to 325,711.22, 449,470.61 and 180,510.82 is: 249,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,711.22 : 449,470.61 = 180,510.82 : x
  2. Step 2: Convert to fraction form
    325,711.22/449,470.61 = 180,510.82/x
  3. Step 3: Cross multiply
    325,711.22x = 449,470.61 × 180,510.82
  4. Step 4: Simplify right side
    325,711.22x = 81,134,306,350.77
  5. Step 5: Solve for x
    x = 81,134,306,350.77/325,711.22
  6. Step 6: Final answer
    x = 249,098.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.