Home / 754,026.59-1,131,220.25-221,535.83

Finding the Fourth Proportional to 754,026.59, 1,131,220.25 and 221,535.83

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Solution

The fourth proportional to 754,026.59, 1,131,220.25 and 221,535.83 is: 332,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,026.59 : 1,131,220.25 = 221,535.83 : x
  2. Step 2: Convert to fraction form
    754,026.59/1,131,220.25 = 221,535.83/x
  3. Step 3: Cross multiply
    754,026.59x = 1,131,220.25 × 221,535.83
  4. Step 4: Simplify right side
    754,026.59x = 250,605,815,888.88
  5. Step 5: Solve for x
    x = 250,605,815,888.88/754,026.59
  6. Step 6: Final answer
    x = 332,356.74

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Double scale
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1.5x scale

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.