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Finding the Fourth Proportional to 306.86, 460.01 and 235.04

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Solution

The fourth proportional to 306.86, 460.01 and 235.04 is: 352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.86 : 460.01 = 235.04 : x
  2. Step 2: Convert to fraction form
    306.86/460.01 = 235.04/x
  3. Step 3: Cross multiply
    306.86x = 460.01 × 235.04
  4. Step 4: Simplify right side
    306.86x = 108,120.75
  5. Step 5: Solve for x
    x = 108,120.75/306.86
  6. Step 6: Final answer
    x = 352.35

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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.