Home / 341,738.72-471,584.40-190,832.48

Finding the Fourth Proportional to 341,738.72, 471,584.40 and 190,832.48

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Solution

The fourth proportional to 341,738.72, 471,584.40 and 190,832.48 is: 263,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,738.72 : 471,584.40 = 190,832.48 : x
  2. Step 2: Convert to fraction form
    341,738.72/471,584.40 = 190,832.48/x
  3. Step 3: Cross multiply
    341,738.72x = 471,584.40 × 190,832.48
  4. Step 4: Simplify right side
    341,738.72x = 89,993,620,581.31
  5. Step 5: Solve for x
    x = 89,993,620,581.31/341,738.72
  6. Step 6: Final answer
    x = 263,340.43

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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.