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Finding the Fourth Proportional to 610.01, 914.82 and 199.04

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Solution

The fourth proportional to 610.01, 914.82 and 199.04 is: 298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.01 : 914.82 = 199.04 : x
  2. Step 2: Convert to fraction form
    610.01/914.82 = 199.04/x
  3. Step 3: Cross multiply
    610.01x = 914.82 × 199.04
  4. Step 4: Simplify right side
    610.01x = 182,080.45
  5. Step 5: Solve for x
    x = 182,080.45/610.01
  6. Step 6: Final answer
    x = 298.49

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Double scale
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Similar ratio
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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.