Home / 891,104.62-1,336,123.14-283,630.54

Finding the Fourth Proportional to 891,104.62, 1,336,123.14 and 283,630.54

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Solution

The fourth proportional to 891,104.62, 1,336,123.14 and 283,630.54 is: 425,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,104.62 : 1,336,123.14 = 283,630.54 : x
  2. Step 2: Convert to fraction form
    891,104.62/1,336,123.14 = 283,630.54/x
  3. Step 3: Cross multiply
    891,104.62x = 1,336,123.14 × 283,630.54
  4. Step 4: Simplify right side
    891,104.62x = 378,965,327,704.70
  5. Step 5: Solve for x
    x = 378,965,327,704.70/891,104.62
  6. Step 6: Final answer
    x = 425,275.91

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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.