Home / 845,604.28-1,267,076.04-653,947.88

Finding the Fourth Proportional to 845,604.28, 1,267,076.04 and 653,947.88

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Solution

The fourth proportional to 845,604.28, 1,267,076.04 and 653,947.88 is: 979,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,604.28 : 1,267,076.04 = 653,947.88 : x
  2. Step 2: Convert to fraction form
    845,604.28/1,267,076.04 = 653,947.88/x
  3. Step 3: Cross multiply
    845,604.28x = 1,267,076.04 × 653,947.88
  4. Step 4: Simplify right side
    845,604.28x = 828,601,690,156.80
  5. Step 5: Solve for x
    x = 828,601,690,156.80/845,604.28
  6. Step 6: Final answer
    x = 979,892.97

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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.