Home / 1,512.74-2,268.80-588.28

Finding the Fourth Proportional to 1,512.74, 2,268.80 and 588.28

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Solution

The fourth proportional to 1,512.74, 2,268.80 and 588.28 is: 882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.74 : 2,268.80 = 588.28 : x
  2. Step 2: Convert to fraction form
    1,512.74/2,268.80 = 588.28/x
  3. Step 3: Cross multiply
    1,512.74x = 2,268.80 × 588.28
  4. Step 4: Simplify right side
    1,512.74x = 1,334,689.66
  5. Step 5: Solve for x
    x = 1,334,689.66/1,512.74
  6. Step 6: Final answer
    x = 882.30

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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.