Home / 342,014.20-471,976.74-189,062.44

Finding the Fourth Proportional to 342,014.20, 471,976.74 and 189,062.44

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Solution

The fourth proportional to 342,014.20, 471,976.74 and 189,062.44 is: 260,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,014.20 : 471,976.74 = 189,062.44 : x
  2. Step 2: Convert to fraction form
    342,014.20/471,976.74 = 189,062.44/x
  3. Step 3: Cross multiply
    342,014.20x = 471,976.74 × 189,062.44
  4. Step 4: Simplify right side
    342,014.20x = 89,233,074,087.65
  5. Step 5: Solve for x
    x = 89,233,074,087.65/342,014.20
  6. Step 6: Final answer
    x = 260,904.59

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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.