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Finding the Fourth Proportional to 886.04, 1,327.44 and 475.37

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Solution

The fourth proportional to 886.04, 1,327.44 and 475.37 is: 712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    886.04 : 1,327.44 = 475.37 : x
  2. Step 2: Convert to fraction form
    886.04/1,327.44 = 475.37/x
  3. Step 3: Cross multiply
    886.04x = 1,327.44 × 475.37
  4. Step 4: Simplify right side
    886.04x = 631,025.15
  5. Step 5: Solve for x
    x = 631,025.15/886.04
  6. Step 6: Final answer
    x = 712.19

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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.