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Finding the Fourth Proportional to 707.25, 1,060.53 and 244.87

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Solution

The fourth proportional to 707.25, 1,060.53 and 244.87 is: 367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    707.25 : 1,060.53 = 244.87 : x
  2. Step 2: Convert to fraction form
    707.25/1,060.53 = 244.87/x
  3. Step 3: Cross multiply
    707.25x = 1,060.53 × 244.87
  4. Step 4: Simplify right side
    707.25x = 259,691.98
  5. Step 5: Solve for x
    x = 259,691.98/707.25
  6. Step 6: Final answer
    x = 367.19

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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.