Home / 343,741.70-474,331.97-190,777.46

Finding the Fourth Proportional to 343,741.70, 474,331.97 and 190,777.46

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Solution

The fourth proportional to 343,741.70, 474,331.97 and 190,777.46 is: 263,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,741.70 : 474,331.97 = 190,777.46 : x
  2. Step 2: Convert to fraction form
    343,741.70/474,331.97 = 190,777.46/x
  3. Step 3: Cross multiply
    343,741.70x = 474,331.97 × 190,777.46
  4. Step 4: Simplify right side
    343,741.70x = 90,491,846,538.68
  5. Step 5: Solve for x
    x = 90,491,846,538.68/343,741.70
  6. Step 6: Final answer
    x = 263,255.36

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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.