Home / 741,177.12-1,113,253.20-442,241.04

Finding the Fourth Proportional to 741,177.12, 1,113,253.20 and 442,241.04

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Solution

The fourth proportional to 741,177.12, 1,113,253.20 and 442,241.04 is: 664,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,177.12 : 1,113,253.20 = 442,241.04 : x
  2. Step 2: Convert to fraction form
    741,177.12/1,113,253.20 = 442,241.04/x
  3. Step 3: Cross multiply
    741,177.12x = 1,113,253.20 × 442,241.04
  4. Step 4: Simplify right side
    741,177.12x = 492,326,252,951.33
  5. Step 5: Solve for x
    x = 492,326,252,951.33/741,177.12
  6. Step 6: Final answer
    x = 664,249.12

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1.5x scale

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.