Home / 832,974.87-1,248,517.76-382,765.46

Finding the Fourth Proportional to 832,974.87, 1,248,517.76 and 382,765.46

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Solution

The fourth proportional to 832,974.87, 1,248,517.76 and 382,765.46 is: 573,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,974.87 : 1,248,517.76 = 382,765.46 : x
  2. Step 2: Convert to fraction form
    832,974.87/1,248,517.76 = 382,765.46/x
  3. Step 3: Cross multiply
    832,974.87x = 1,248,517.76 × 382,765.46
  4. Step 4: Simplify right side
    832,974.87x = 477,889,471,250.10
  5. Step 5: Solve for x
    x = 477,889,471,250.10/832,974.87
  6. Step 6: Final answer
    x = 573,714.15

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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.