Home / 671,591.10-1,007,119.35-222,186.90

Finding the Fourth Proportional to 671,591.10, 1,007,119.35 and 222,186.90

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Solution

The fourth proportional to 671,591.10, 1,007,119.35 and 222,186.90 is: 333,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,591.10 : 1,007,119.35 = 222,186.90 : x
  2. Step 2: Convert to fraction form
    671,591.10/1,007,119.35 = 222,186.90/x
  3. Step 3: Cross multiply
    671,591.10x = 1,007,119.35 × 222,186.90
  4. Step 4: Simplify right side
    671,591.10x = 223,768,726,306.52
  5. Step 5: Solve for x
    x = 223,768,726,306.52/671,591.10
  6. Step 6: Final answer
    x = 333,191.92

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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.