Home / 971,713.53-1,340,961.17-541,993.32

Finding the Fourth Proportional to 971,713.53, 1,340,961.17 and 541,993.32

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Solution

The fourth proportional to 971,713.53, 1,340,961.17 and 541,993.32 is: 747,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,713.53 : 1,340,961.17 = 541,993.32 : x
  2. Step 2: Convert to fraction form
    971,713.53/1,340,961.17 = 541,993.32/x
  3. Step 3: Cross multiply
    971,713.53x = 1,340,961.17 × 541,993.32
  4. Step 4: Simplify right side
    971,713.53x = 726,791,993,809.42
  5. Step 5: Solve for x
    x = 726,791,993,809.42/971,713.53
  6. Step 6: Final answer
    x = 747,948.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.