Home / 324,001.78-447,122.73-180,761.85

Finding the Fourth Proportional to 324,001.78, 447,122.73 and 180,761.85

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Solution

The fourth proportional to 324,001.78, 447,122.73 and 180,761.85 is: 249,451.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,001.78 : 447,122.73 = 180,761.85 : x
  2. Step 2: Convert to fraction form
    324,001.78/447,122.73 = 180,761.85/x
  3. Step 3: Cross multiply
    324,001.78x = 447,122.73 × 180,761.85
  4. Step 4: Simplify right side
    324,001.78x = 80,822,731,851.85
  5. Step 5: Solve for x
    x = 80,822,731,851.85/324,001.78
  6. Step 6: Final answer
    x = 249,451.51

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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.