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Finding the Fourth Proportional to 3,044.22, 4,566.35 and 992.22

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Solution

The fourth proportional to 3,044.22, 4,566.35 and 992.22 is: 1,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.22 : 4,566.35 = 992.22 : x
  2. Step 2: Convert to fraction form
    3,044.22/4,566.35 = 992.22/x
  3. Step 3: Cross multiply
    3,044.22x = 4,566.35 × 992.22
  4. Step 4: Simplify right side
    3,044.22x = 4,530,823.80
  5. Step 5: Solve for x
    x = 4,530,823.80/3,044.22
  6. Step 6: Final answer
    x = 1,488.34

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Half scale
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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.