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Finding the Fourth Proportional to 637.97, 879.75 and 600.76

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Solution

The fourth proportional to 637.97, 879.75 and 600.76 is: 828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.97 : 879.75 = 600.76 : x
  2. Step 2: Convert to fraction form
    637.97/879.75 = 600.76/x
  3. Step 3: Cross multiply
    637.97x = 879.75 × 600.76
  4. Step 4: Simplify right side
    637.97x = 528,522.18
  5. Step 5: Solve for x
    x = 528,522.18/637.97
  6. Step 6: Final answer
    x = 828.44

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1.5x scale

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.