Home / 1,033.51-1,426.20-614.35

Finding the Fourth Proportional to 1,033.51, 1,426.20 and 614.35

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Solution

The fourth proportional to 1,033.51, 1,426.20 and 614.35 is: 847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.51 : 1,426.20 = 614.35 : x
  2. Step 2: Convert to fraction form
    1,033.51/1,426.20 = 614.35/x
  3. Step 3: Cross multiply
    1,033.51x = 1,426.20 × 614.35
  4. Step 4: Simplify right side
    1,033.51x = 876,185.97
  5. Step 5: Solve for x
    x = 876,185.97/1,033.51
  6. Step 6: Final answer
    x = 847.78

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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.