Home / 1,042.95-1,439.25-600.84

Finding the Fourth Proportional to 1,042.95, 1,439.25 and 600.84

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Solution

The fourth proportional to 1,042.95, 1,439.25 and 600.84 is: 829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042.95 : 1,439.25 = 600.84 : x
  2. Step 2: Convert to fraction form
    1,042.95/1,439.25 = 600.84/x
  3. Step 3: Cross multiply
    1,042.95x = 1,439.25 × 600.84
  4. Step 4: Simplify right side
    1,042.95x = 864,758.97
  5. Step 5: Solve for x
    x = 864,758.97/1,042.95
  6. Step 6: Final answer
    x = 829.15

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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.