Home / 1,042.70-1,439.08-600.66

Finding the Fourth Proportional to 1,042.70, 1,439.08 and 600.66

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Solution

The fourth proportional to 1,042.70, 1,439.08 and 600.66 is: 829.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042.70 : 1,439.08 = 600.66 : x
  2. Step 2: Convert to fraction form
    1,042.70/1,439.08 = 600.66/x
  3. Step 3: Cross multiply
    1,042.70x = 1,439.08 × 600.66
  4. Step 4: Simplify right side
    1,042.70x = 864,397.79
  5. Step 5: Solve for x
    x = 864,397.79/1,042.70
  6. Step 6: Final answer
    x = 829.00

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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.