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Finding the Fourth Proportional to 1,025.03, 1,414.41 and 582.86

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Solution

The fourth proportional to 1,025.03, 1,414.41 and 582.86 is: 804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.03 : 1,414.41 = 582.86 : x
  2. Step 2: Convert to fraction form
    1,025.03/1,414.41 = 582.86/x
  3. Step 3: Cross multiply
    1,025.03x = 1,414.41 × 582.86
  4. Step 4: Simplify right side
    1,025.03x = 824,395.94
  5. Step 5: Solve for x
    x = 824,395.94/1,025.03
  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.