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Finding the Fourth Proportional to 395.01, 591.98 and 250.47

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Solution

The fourth proportional to 395.01, 591.98 and 250.47 is: 375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.01 : 591.98 = 250.47 : x
  2. Step 2: Convert to fraction form
    395.01/591.98 = 250.47/x
  3. Step 3: Cross multiply
    395.01x = 591.98 × 250.47
  4. Step 4: Simplify right side
    395.01x = 148,271.98
  5. Step 5: Solve for x
    x = 148,271.98/395.01
  6. Step 6: Final answer
    x = 375.36

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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.