Home / 982,471.25-1,473,706.60-272,499.37

Finding the Fourth Proportional to 982,471.25, 1,473,706.60 and 272,499.37

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Solution

The fourth proportional to 982,471.25, 1,473,706.60 and 272,499.37 is: 408,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,471.25 : 1,473,706.60 = 272,499.37 : x
  2. Step 2: Convert to fraction form
    982,471.25/1,473,706.60 = 272,499.37/x
  3. Step 3: Cross multiply
    982,471.25x = 1,473,706.60 × 272,499.37
  4. Step 4: Simplify right side
    982,471.25x = 401,584,120,064.84
  5. Step 5: Solve for x
    x = 401,584,120,064.84/982,471.25
  6. Step 6: Final answer
    x = 408,748.98

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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.