Home / 324,700.11-448,228.42-248,222.43

Finding the Fourth Proportional to 324,700.11, 448,228.42 and 248,222.43

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Solution

The fourth proportional to 324,700.11, 448,228.42 and 248,222.43 is: 342,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,700.11 : 448,228.42 = 248,222.43 : x
  2. Step 2: Convert to fraction form
    324,700.11/448,228.42 = 248,222.43/x
  3. Step 3: Cross multiply
    324,700.11x = 448,228.42 × 248,222.43
  4. Step 4: Simplify right side
    324,700.11x = 111,260,346,986.91
  5. Step 5: Solve for x
    x = 111,260,346,986.91/324,700.11
  6. Step 6: Final answer
    x = 342,655.71

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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.