Home / 854,446.20-1,281,742.20-223,359

Finding the Fourth Proportional to 854,446.20, 1,281,742.20 and 223,359

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Solution

The fourth proportional to 854,446.20, 1,281,742.20 and 223,359 is: 335,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,446.20 : 1,281,742.20 = 223,359 : x
  2. Step 2: Convert to fraction form
    854,446.20/1,281,742.20 = 223,359/x
  3. Step 3: Cross multiply
    854,446.20x = 1,281,742.20 × 223,359
  4. Step 4: Simplify right side
    854,446.20x = 286,288,656,049.80
  5. Step 5: Solve for x
    x = 286,288,656,049.80/854,446.20
  6. Step 6: Final answer
    x = 335,057.56

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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.