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Finding the Fourth Proportional to 562, 842.92 and 151.16

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Solution

The fourth proportional to 562, 842.92 and 151.16 is: 226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    562 : 842.92 = 151.16 : x
  2. Step 2: Convert to fraction form
    562/842.92 = 151.16/x
  3. Step 3: Cross multiply
    562x = 842.92 × 151.16
  4. Step 4: Simplify right side
    562x = 127,415.79
  5. Step 5: Solve for x
    x = 127,415.79/562
  6. Step 6: Final answer
    x = 226.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.