Home / 982,793.18-1,474,197.98-272,876.58

Finding the Fourth Proportional to 982,793.18, 1,474,197.98 and 272,876.58

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Solution

The fourth proportional to 982,793.18, 1,474,197.98 and 272,876.58 is: 409,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,793.18 : 1,474,197.98 = 272,876.58 : x
  2. Step 2: Convert to fraction form
    982,793.18/1,474,197.98 = 272,876.58/x
  3. Step 3: Cross multiply
    982,793.18x = 1,474,197.98 × 272,876.58
  4. Step 4: Simplify right side
    982,793.18x = 402,274,101,660.93
  5. Step 5: Solve for x
    x = 402,274,101,660.93/982,793.18
  6. Step 6: Final answer
    x = 409,317.15

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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.