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Finding the Fourth Proportional to 470.98, 650.01 and 296.32

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Solution

The fourth proportional to 470.98, 650.01 and 296.32 is: 408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.98 : 650.01 = 296.32 : x
  2. Step 2: Convert to fraction form
    470.98/650.01 = 296.32/x
  3. Step 3: Cross multiply
    470.98x = 650.01 × 296.32
  4. Step 4: Simplify right side
    470.98x = 192,610.96
  5. Step 5: Solve for x
    x = 192,610.96/470.98
  6. Step 6: Final answer
    x = 408.96

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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.