Home / 245,539.44-338,613.48-227,212.56

Finding the Fourth Proportional to 245,539.44, 338,613.48 and 227,212.56

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Solution

The fourth proportional to 245,539.44, 338,613.48 and 227,212.56 is: 313,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,539.44 : 338,613.48 = 227,212.56 : x
  2. Step 2: Convert to fraction form
    245,539.44/338,613.48 = 227,212.56/x
  3. Step 3: Cross multiply
    245,539.44x = 338,613.48 × 227,212.56
  4. Step 4: Simplify right side
    245,539.44x = 76,937,235,641.31
  5. Step 5: Solve for x
    x = 76,937,235,641.31/245,539.44
  6. Step 6: Final answer
    x = 313,339.62

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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.