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Finding the Fourth Proportional to 481.91, 719.08 and 452.53

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Solution

The fourth proportional to 481.91, 719.08 and 452.53 is: 675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.91 : 719.08 = 452.53 : x
  2. Step 2: Convert to fraction form
    481.91/719.08 = 452.53/x
  3. Step 3: Cross multiply
    481.91x = 719.08 × 452.53
  4. Step 4: Simplify right side
    481.91x = 325,402.81
  5. Step 5: Solve for x
    x = 325,402.81/481.91
  6. Step 6: Final answer
    x = 675.24

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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.