Home / 837,221.06-1,254,251.30-494,642.30

Finding the Fourth Proportional to 837,221.06, 1,254,251.30 and 494,642.30

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Solution

The fourth proportional to 837,221.06, 1,254,251.30 and 494,642.30 is: 741,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,221.06 : 1,254,251.30 = 494,642.30 : x
  2. Step 2: Convert to fraction form
    837,221.06/1,254,251.30 = 494,642.30/x
  3. Step 3: Cross multiply
    837,221.06x = 1,254,251.30 × 494,642.30
  4. Step 4: Simplify right side
    837,221.06x = 620,405,739,065.52
  5. Step 5: Solve for x
    x = 620,405,739,065.52/837,221.06
  6. Step 6: Final answer
    x = 741,029.79

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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.