Home / 687,947.97-1,031,967.45-182,501.85

Finding the Fourth Proportional to 687,947.97, 1,031,967.45 and 182,501.85

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Solution

The fourth proportional to 687,947.97, 1,031,967.45 and 182,501.85 is: 273,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,947.97 : 1,031,967.45 = 182,501.85 : x
  2. Step 2: Convert to fraction form
    687,947.97/1,031,967.45 = 182,501.85/x
  3. Step 3: Cross multiply
    687,947.97x = 1,031,967.45 × 182,501.85
  4. Step 4: Simplify right side
    687,947.97x = 188,335,968,764.78
  5. Step 5: Solve for x
    x = 188,335,968,764.78/687,947.97
  6. Step 6: Final answer
    x = 273,764.84

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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.