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Finding the Fourth Proportional to 334.86, 501.57 and 151.83

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Solution

The fourth proportional to 334.86, 501.57 and 151.83 is: 227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.86 : 501.57 = 151.83 : x
  2. Step 2: Convert to fraction form
    334.86/501.57 = 151.83/x
  3. Step 3: Cross multiply
    334.86x = 501.57 × 151.83
  4. Step 4: Simplify right side
    334.86x = 76,153.37
  5. Step 5: Solve for x
    x = 76,153.37/334.86
  6. Step 6: Final answer
    x = 227.42

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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.