Home / 896,306.70-1,344,200.85-327,621.90

Finding the Fourth Proportional to 896,306.70, 1,344,200.85 and 327,621.90

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Solution

The fourth proportional to 896,306.70, 1,344,200.85 and 327,621.90 is: 491,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,306.70 : 1,344,200.85 = 327,621.90 : x
  2. Step 2: Convert to fraction form
    896,306.70/1,344,200.85 = 327,621.90/x
  3. Step 3: Cross multiply
    896,306.70x = 1,344,200.85 × 327,621.90
  4. Step 4: Simplify right side
    896,306.70x = 440,389,636,458.62
  5. Step 5: Solve for x
    x = 440,389,636,458.62/896,306.70
  6. Step 6: Final answer
    x = 491,338.11

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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.