Home / 892,114.80-1,337,729.40-323,473.20

Finding the Fourth Proportional to 892,114.80, 1,337,729.40 and 323,473.20

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Solution

The fourth proportional to 892,114.80, 1,337,729.40 and 323,473.20 is: 485,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,114.80 : 1,337,729.40 = 323,473.20 : x
  2. Step 2: Convert to fraction form
    892,114.80/1,337,729.40 = 323,473.20/x
  3. Step 3: Cross multiply
    892,114.80x = 1,337,729.40 × 323,473.20
  4. Step 4: Simplify right side
    892,114.80x = 432,719,609,752.08
  5. Step 5: Solve for x
    x = 432,719,609,752.08/892,114.80
  6. Step 6: Final answer
    x = 485,049.24

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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.