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Finding the Fourth Proportional to 982,443, 1,473,664.44 and 272,471.01

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Solution

The fourth proportional to 982,443, 1,473,664.44 and 272,471.01 is: 408,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,443 : 1,473,664.44 = 272,471.01 : x
  2. Step 2: Convert to fraction form
    982,443/1,473,664.44 = 272,471.01/x
  3. Step 3: Cross multiply
    982,443x = 1,473,664.44 × 272,471.01
  4. Step 4: Simplify right side
    982,443x = 401,530,838,367.88
  5. Step 5: Solve for x
    x = 401,530,838,367.88/982,443
  6. Step 6: Final answer
    x = 408,706.50

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Similar ratio
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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.