Home / 481,898.11-665,023.35-267,041.76

Finding the Fourth Proportional to 481,898.11, 665,023.35 and 267,041.76

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Solution

The fourth proportional to 481,898.11, 665,023.35 and 267,041.76 is: 368,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,898.11 : 665,023.35 = 267,041.76 : x
  2. Step 2: Convert to fraction form
    481,898.11/665,023.35 = 267,041.76/x
  3. Step 3: Cross multiply
    481,898.11x = 665,023.35 × 267,041.76
  4. Step 4: Simplify right side
    481,898.11x = 177,589,001,164.77
  5. Step 5: Solve for x
    x = 177,589,001,164.77/481,898.11
  6. Step 6: Final answer
    x = 368,519.82

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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.