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Finding the Fourth Proportional to 360.08, 539.14 and 250.16

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Solution

The fourth proportional to 360.08, 539.14 and 250.16 is: 374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.08 : 539.14 = 250.16 : x
  2. Step 2: Convert to fraction form
    360.08/539.14 = 250.16/x
  3. Step 3: Cross multiply
    360.08x = 539.14 × 250.16
  4. Step 4: Simplify right side
    360.08x = 134,871.26
  5. Step 5: Solve for x
    x = 134,871.26/360.08
  6. Step 6: Final answer
    x = 374.56

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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.