Home / 351,331.53-484,834.21-190,182.43

Finding the Fourth Proportional to 351,331.53, 484,834.21 and 190,182.43

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Solution

The fourth proportional to 351,331.53, 484,834.21 and 190,182.43 is: 262,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,331.53 : 484,834.21 = 190,182.43 : x
  2. Step 2: Convert to fraction form
    351,331.53/484,834.21 = 190,182.43/x
  3. Step 3: Cross multiply
    351,331.53x = 484,834.21 × 190,182.43
  4. Step 4: Simplify right side
    351,331.53x = 92,206,948,335.52
  5. Step 5: Solve for x
    x = 92,206,948,335.52/351,331.53
  6. Step 6: Final answer
    x = 262,449.97

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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.