Home / 801,961.50-1,202,931.85-194,754.78

Finding the Fourth Proportional to 801,961.50, 1,202,931.85 and 194,754.78

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Solution

The fourth proportional to 801,961.50, 1,202,931.85 and 194,754.78 is: 292,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,961.50 : 1,202,931.85 = 194,754.78 : x
  2. Step 2: Convert to fraction form
    801,961.50/1,202,931.85 = 194,754.78/x
  3. Step 3: Cross multiply
    801,961.50x = 1,202,931.85 × 194,754.78
  4. Step 4: Simplify right side
    801,961.50x = 234,276,727,801.74
  5. Step 5: Solve for x
    x = 234,276,727,801.74/801,961.50
  6. Step 6: Final answer
    x = 292,129.64

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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.