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Finding the Fourth Proportional to 735.38, 1,014.82 and 424.94

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Solution

The fourth proportional to 735.38, 1,014.82 and 424.94 is: 586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.38 : 1,014.82 = 424.94 : x
  2. Step 2: Convert to fraction form
    735.38/1,014.82 = 424.94/x
  3. Step 3: Cross multiply
    735.38x = 1,014.82 × 424.94
  4. Step 4: Simplify right side
    735.38x = 431,231.47
  5. Step 5: Solve for x
    x = 431,231.47/735.38
  6. Step 6: Final answer
    x = 586.41

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Double scale
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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.