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Finding the Fourth Proportional to 602.24, 902.97 and 255.80

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Solution

The fourth proportional to 602.24, 902.97 and 255.80 is: 383.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.24 : 902.97 = 255.80 : x
  2. Step 2: Convert to fraction form
    602.24/902.97 = 255.80/x
  3. Step 3: Cross multiply
    602.24x = 902.97 × 255.80
  4. Step 4: Simplify right side
    602.24x = 230,979.73
  5. Step 5: Solve for x
    x = 230,979.73/602.24
  6. Step 6: Final answer
    x = 383.53

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1.5x scale

Why These Related Problems?

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