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Finding the Fourth Proportional to 332.48, 497.54 and 245.61

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Solution

The fourth proportional to 332.48, 497.54 and 245.61 is: 367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.48 : 497.54 = 245.61 : x
  2. Step 2: Convert to fraction form
    332.48/497.54 = 245.61/x
  3. Step 3: Cross multiply
    332.48x = 497.54 × 245.61
  4. Step 4: Simplify right side
    332.48x = 122,199.57
  5. Step 5: Solve for x
    x = 122,199.57/332.48
  6. Step 6: Final answer
    x = 367.55

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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.