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Finding the Fourth Proportional to 600.75, 829.24 and 426.60

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Solution

The fourth proportional to 600.75, 829.24 and 426.60 is: 588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.75 : 829.24 = 426.60 : x
  2. Step 2: Convert to fraction form
    600.75/829.24 = 426.60/x
  3. Step 3: Cross multiply
    600.75x = 829.24 × 426.60
  4. Step 4: Simplify right side
    600.75x = 353,752.72
  5. Step 5: Solve for x
    x = 353,752.72/600.75
  6. Step 6: Final answer
    x = 588.85

Related Problems

Find fourth proportional to 300.38, 414.62 and 213.30
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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.