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Finding the Fourth Proportional to 240.89, 332.57 and 188.33

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Solution

The fourth proportional to 240.89, 332.57 and 188.33 is: 260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.89 : 332.57 = 188.33 : x
  2. Step 2: Convert to fraction form
    240.89/332.57 = 188.33/x
  3. Step 3: Cross multiply
    240.89x = 332.57 × 188.33
  4. Step 4: Simplify right side
    240.89x = 62,630.30
  5. Step 5: Solve for x
    x = 62,630.30/240.89
  6. Step 6: Final answer
    x = 260.00

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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.