Home / 773,432.55-1,159,870.89-267,857.38

Finding the Fourth Proportional to 773,432.55, 1,159,870.89 and 267,857.38

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Solution

The fourth proportional to 773,432.55, 1,159,870.89 and 267,857.38 is: 401,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,432.55 : 1,159,870.89 = 267,857.38 : x
  2. Step 2: Convert to fraction form
    773,432.55/1,159,870.89 = 267,857.38/x
  3. Step 3: Cross multiply
    773,432.55x = 1,159,870.89 × 267,857.38
  4. Step 4: Simplify right side
    773,432.55x = 310,679,980,187.97
  5. Step 5: Solve for x
    x = 310,679,980,187.97/773,432.55
  6. Step 6: Final answer
    x = 401,689.82

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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.