Home / 490,966.62-677,556.90-273,176.50

Finding the Fourth Proportional to 490,966.62, 677,556.90 and 273,176.50

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Solution

The fourth proportional to 490,966.62, 677,556.90 and 273,176.50 is: 376,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,966.62 : 677,556.90 = 273,176.50 : x
  2. Step 2: Convert to fraction form
    490,966.62/677,556.90 = 273,176.50/x
  3. Step 3: Cross multiply
    490,966.62x = 677,556.90 × 273,176.50
  4. Step 4: Simplify right side
    490,966.62x = 185,092,622,069.38
  5. Step 5: Solve for x
    x = 185,092,622,069.38/490,966.62
  6. Step 6: Final answer
    x = 376,996.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.