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Finding the Fourth Proportional to 904.54, 1,350.26 and 795.20

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Solution

The fourth proportional to 904.54, 1,350.26 and 795.20 is: 1,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    904.54 : 1,350.26 = 795.20 : x
  2. Step 2: Convert to fraction form
    904.54/1,350.26 = 795.20/x
  3. Step 3: Cross multiply
    904.54x = 1,350.26 × 795.20
  4. Step 4: Simplify right side
    904.54x = 1,073,726.75
  5. Step 5: Solve for x
    x = 1,073,726.75/904.54
  6. Step 6: Final answer
    x = 1,187.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.