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Finding the Fourth Proportional to 332.86, 459.80 and 301.81

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Solution

The fourth proportional to 332.86, 459.80 and 301.81 is: 416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.86 : 459.80 = 301.81 : x
  2. Step 2: Convert to fraction form
    332.86/459.80 = 301.81/x
  3. Step 3: Cross multiply
    332.86x = 459.80 × 301.81
  4. Step 4: Simplify right side
    332.86x = 138,772.24
  5. Step 5: Solve for x
    x = 138,772.24/332.86
  6. Step 6: Final answer
    x = 416.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.