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Finding the Fourth Proportional to 469.44, 703.53 and 195.12

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Solution

The fourth proportional to 469.44, 703.53 and 195.12 is: 292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.44 : 703.53 = 195.12 : x
  2. Step 2: Convert to fraction form
    469.44/703.53 = 195.12/x
  3. Step 3: Cross multiply
    469.44x = 703.53 × 195.12
  4. Step 4: Simplify right side
    469.44x = 137,272.77
  5. Step 5: Solve for x
    x = 137,272.77/469.44
  6. Step 6: Final answer
    x = 292.42

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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.