Home / 377,546.40-566,125.20-140,767.20

Finding the Fourth Proportional to 377,546.40, 566,125.20 and 140,767.20

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Solution

The fourth proportional to 377,546.40, 566,125.20 and 140,767.20 is: 211,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,546.40 : 566,125.20 = 140,767.20 : x
  2. Step 2: Convert to fraction form
    377,546.40/566,125.20 = 140,767.20/x
  3. Step 3: Cross multiply
    377,546.40x = 566,125.20 × 140,767.20
  4. Step 4: Simplify right side
    377,546.40x = 79,691,859,253.44
  5. Step 5: Solve for x
    x = 79,691,859,253.44/377,546.40
  6. Step 6: Final answer
    x = 211,078.32

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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.