Home / 644,002.14-966,446.13-223,278.02

Finding the Fourth Proportional to 644,002.14, 966,446.13 and 223,278.02

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Solution

The fourth proportional to 644,002.14, 966,446.13 and 223,278.02 is: 335,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,002.14 : 966,446.13 = 223,278.02 : x
  2. Step 2: Convert to fraction form
    644,002.14/966,446.13 = 223,278.02/x
  3. Step 3: Cross multiply
    644,002.14x = 966,446.13 × 223,278.02
  4. Step 4: Simplify right side
    644,002.14x = 215,786,177,972.30
  5. Step 5: Solve for x
    x = 215,786,177,972.30/644,002.14
  6. Step 6: Final answer
    x = 335,070.59

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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.