Home / 704,855.18-1,057,273.60-172,380.82

Finding the Fourth Proportional to 704,855.18, 1,057,273.60 and 172,380.82

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Solution

The fourth proportional to 704,855.18, 1,057,273.60 and 172,380.82 is: 258,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,855.18 : 1,057,273.60 = 172,380.82 : x
  2. Step 2: Convert to fraction form
    704,855.18/1,057,273.60 = 172,380.82/x
  3. Step 3: Cross multiply
    704,855.18x = 1,057,273.60 × 172,380.82
  4. Step 4: Simplify right side
    704,855.18x = 182,253,690,132.35
  5. Step 5: Solve for x
    x = 182,253,690,132.35/704,855.18
  6. Step 6: Final answer
    x = 258,568.99

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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.