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Finding the Fourth Proportional to 324,698.88, 448,082.96 and 181,458.84

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Solution

The fourth proportional to 324,698.88, 448,082.96 and 181,458.84 is: 250,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,698.88 : 448,082.96 = 181,458.84 : x
  2. Step 2: Convert to fraction form
    324,698.88/448,082.96 = 181,458.84/x
  3. Step 3: Cross multiply
    324,698.88x = 448,082.96 × 181,458.84
  4. Step 4: Simplify right side
    324,698.88x = 81,308,614,145.37
  5. Step 5: Solve for x
    x = 81,308,614,145.37/324,698.88
  6. Step 6: Final answer
    x = 250,412.36

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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.