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Finding the Fourth Proportional to 469.37, 703.25 and 332.15

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Solution

The fourth proportional to 469.37, 703.25 and 332.15 is: 497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.37 : 703.25 = 332.15 : x
  2. Step 2: Convert to fraction form
    469.37/703.25 = 332.15/x
  3. Step 3: Cross multiply
    469.37x = 703.25 × 332.15
  4. Step 4: Simplify right side
    469.37x = 233,584.49
  5. Step 5: Solve for x
    x = 233,584.49/469.37
  6. Step 6: Final answer
    x = 497.66

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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.