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Finding the Fourth Proportional to 481.44, 718.52 and 469.14

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Solution

The fourth proportional to 481.44, 718.52 and 469.14 is: 700.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.44 : 718.52 = 469.14 : x
  2. Step 2: Convert to fraction form
    481.44/718.52 = 469.14/x
  3. Step 3: Cross multiply
    481.44x = 718.52 × 469.14
  4. Step 4: Simplify right side
    481.44x = 337,084.13
  5. Step 5: Solve for x
    x = 337,084.13/481.44
  6. Step 6: Final answer
    x = 700.16

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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.