Home / 674,155.37-1,011,198.65-247,658.48

Finding the Fourth Proportional to 674,155.37, 1,011,198.65 and 247,658.48

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Solution

The fourth proportional to 674,155.37, 1,011,198.65 and 247,658.48 is: 371,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,155.37 : 1,011,198.65 = 247,658.48 : x
  2. Step 2: Convert to fraction form
    674,155.37/1,011,198.65 = 247,658.48/x
  3. Step 3: Cross multiply
    674,155.37x = 1,011,198.65 × 247,658.48
  4. Step 4: Simplify right side
    674,155.37x = 250,431,917,380.38
  5. Step 5: Solve for x
    x = 250,431,917,380.38/674,155.37
  6. Step 6: Final answer
    x = 371,475.08

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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.