Home / 1,033.80-1,426.77-591.72

Finding the Fourth Proportional to 1,033.80, 1,426.77 and 591.72

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Solution

The fourth proportional to 1,033.80, 1,426.77 and 591.72 is: 816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.80 : 1,426.77 = 591.72 : x
  2. Step 2: Convert to fraction form
    1,033.80/1,426.77 = 591.72/x
  3. Step 3: Cross multiply
    1,033.80x = 1,426.77 × 591.72
  4. Step 4: Simplify right side
    1,033.80x = 844,248.34
  5. Step 5: Solve for x
    x = 844,248.34/1,033.80
  6. Step 6: Final answer
    x = 816.65

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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.