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Finding the Fourth Proportional to 836.88, 1,152.72 and 600.48

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Solution

The fourth proportional to 836.88, 1,152.72 and 600.48 is: 827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    836.88 : 1,152.72 = 600.48 : x
  2. Step 2: Convert to fraction form
    836.88/1,152.72 = 600.48/x
  3. Step 3: Cross multiply
    836.88x = 1,152.72 × 600.48
  4. Step 4: Simplify right side
    836.88x = 692,185.31
  5. Step 5: Solve for x
    x = 692,185.31/836.88
  6. Step 6: Final answer
    x = 827.10

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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.