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Finding the Fourth Proportional to 1,025.14, 1,414.51 and 582.88

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Solution

The fourth proportional to 1,025.14, 1,414.51 and 582.88 is: 804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.14 : 1,414.51 = 582.88 : x
  2. Step 2: Convert to fraction form
    1,025.14/1,414.51 = 582.88/x
  3. Step 3: Cross multiply
    1,025.14x = 1,414.51 × 582.88
  4. Step 4: Simplify right side
    1,025.14x = 824,489.59
  5. Step 5: Solve for x
    x = 824,489.59/1,025.14
  6. Step 6: Final answer
    x = 804.27

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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.