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Finding the Fourth Proportional to 469.71, 704.84 and 195.93

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Solution

The fourth proportional to 469.71, 704.84 and 195.93 is: 294.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.71 : 704.84 = 195.93 : x
  2. Step 2: Convert to fraction form
    469.71/704.84 = 195.93/x
  3. Step 3: Cross multiply
    469.71x = 704.84 × 195.93
  4. Step 4: Simplify right side
    469.71x = 138,098.32
  5. Step 5: Solve for x
    x = 138,098.32/469.71
  6. Step 6: Final answer
    x = 294.01

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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.