Home / 428,964.03-591,724.41-267,538.82

Finding the Fourth Proportional to 428,964.03, 591,724.41 and 267,538.82

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Solution

The fourth proportional to 428,964.03, 591,724.41 and 267,538.82 is: 369,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,964.03 : 591,724.41 = 267,538.82 : x
  2. Step 2: Convert to fraction form
    428,964.03/591,724.41 = 267,538.82/x
  3. Step 3: Cross multiply
    428,964.03x = 591,724.41 × 267,538.82
  4. Step 4: Simplify right side
    428,964.03x = 158,309,250,416.60
  5. Step 5: Solve for x
    x = 158,309,250,416.60/428,964.03
  6. Step 6: Final answer
    x = 369,050.18

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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.