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Finding the Fourth Proportional to 296.06, 443.92 and 100.98

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Solution

The fourth proportional to 296.06, 443.92 and 100.98 is: 151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.06 : 443.92 = 100.98 : x
  2. Step 2: Convert to fraction form
    296.06/443.92 = 100.98/x
  3. Step 3: Cross multiply
    296.06x = 443.92 × 100.98
  4. Step 4: Simplify right side
    296.06x = 44,827.04
  5. Step 5: Solve for x
    x = 44,827.04/296.06
  6. Step 6: Final answer
    x = 151.41

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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.