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Finding the Fourth Proportional to 376.24, 519.65 and 332.50

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Solution

The fourth proportional to 376.24, 519.65 and 332.50 is: 459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.24 : 519.65 = 332.50 : x
  2. Step 2: Convert to fraction form
    376.24/519.65 = 332.50/x
  3. Step 3: Cross multiply
    376.24x = 519.65 × 332.50
  4. Step 4: Simplify right side
    376.24x = 172,781.96
  5. Step 5: Solve for x
    x = 172,781.96/376.24
  6. Step 6: Final answer
    x = 459.23

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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.