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Finding the Fourth Proportional to 612.27, 912.92 and 601.34

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Solution

The fourth proportional to 612.27, 912.92 and 601.34 is: 896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.27 : 912.92 = 601.34 : x
  2. Step 2: Convert to fraction form
    612.27/912.92 = 601.34/x
  3. Step 3: Cross multiply
    612.27x = 912.92 × 601.34
  4. Step 4: Simplify right side
    612.27x = 548,967.74
  5. Step 5: Solve for x
    x = 548,967.74/612.27
  6. Step 6: Final answer
    x = 896.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.