Home / 341,645.32-471,474.07-188,687.34

Finding the Fourth Proportional to 341,645.32, 471,474.07 and 188,687.34

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Solution

The fourth proportional to 341,645.32, 471,474.07 and 188,687.34 is: 260,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,645.32 : 471,474.07 = 188,687.34 : x
  2. Step 2: Convert to fraction form
    341,645.32/471,474.07 = 188,687.34/x
  3. Step 3: Cross multiply
    341,645.32x = 471,474.07 × 188,687.34
  4. Step 4: Simplify right side
    341,645.32x = 88,961,188,147.27
  5. Step 5: Solve for x
    x = 88,961,188,147.27/341,645.32
  6. Step 6: Final answer
    x = 260,390.48

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1.5x scale

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.