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Finding the Fourth Proportional to 395.46, 593.10 and 151.98

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Solution

The fourth proportional to 395.46, 593.10 and 151.98 is: 227.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.46 : 593.10 = 151.98 : x
  2. Step 2: Convert to fraction form
    395.46/593.10 = 151.98/x
  3. Step 3: Cross multiply
    395.46x = 593.10 × 151.98
  4. Step 4: Simplify right side
    395.46x = 90,139.34
  5. Step 5: Solve for x
    x = 90,139.34/395.46
  6. Step 6: Final answer
    x = 227.94

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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.