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Finding the Fourth Proportional to 468.09, 703.68 and 332.11

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Solution

The fourth proportional to 468.09, 703.68 and 332.11 is: 499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.09 : 703.68 = 332.11 : x
  2. Step 2: Convert to fraction form
    468.09/703.68 = 332.11/x
  3. Step 3: Cross multiply
    468.09x = 703.68 × 332.11
  4. Step 4: Simplify right side
    468.09x = 233,699.16
  5. Step 5: Solve for x
    x = 233,699.16/468.09
  6. Step 6: Final answer
    x = 499.26

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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.