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Finding the Fourth Proportional to 324,952.40, 448,431.24 and 181,710.80

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Solution

The fourth proportional to 324,952.40, 448,431.24 and 181,710.80 is: 250,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,952.40 : 448,431.24 = 181,710.80 : x
  2. Step 2: Convert to fraction form
    324,952.40/448,431.24 = 181,710.80/x
  3. Step 3: Cross multiply
    324,952.40x = 448,431.24 × 181,710.80
  4. Step 4: Simplify right side
    324,952.40x = 81,484,799,365.39
  5. Step 5: Solve for x
    x = 81,484,799,365.39/324,952.40
  6. Step 6: Final answer
    x = 250,759.19

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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.