Home / 1,023.28-1,534.56-585.16

Finding the Fourth Proportional to 1,023.28, 1,534.56 and 585.16

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Solution

The fourth proportional to 1,023.28, 1,534.56 and 585.16 is: 877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023.28 : 1,534.56 = 585.16 : x
  2. Step 2: Convert to fraction form
    1,023.28/1,534.56 = 585.16/x
  3. Step 3: Cross multiply
    1,023.28x = 1,534.56 × 585.16
  4. Step 4: Simplify right side
    1,023.28x = 897,963.13
  5. Step 5: Solve for x
    x = 897,963.13/1,023.28
  6. Step 6: Final answer
    x = 877.53

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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.