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Finding the Fourth Proportional to 324,655.74, 448,016.33 and 181,416.96

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Solution

The fourth proportional to 324,655.74, 448,016.33 and 181,416.96 is: 250,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,655.74 : 448,016.33 = 181,416.96 : x
  2. Step 2: Convert to fraction form
    324,655.74/448,016.33 = 181,416.96/x
  3. Step 3: Cross multiply
    324,655.74x = 448,016.33 × 181,416.96
  4. Step 4: Simplify right side
    324,655.74x = 81,277,759,711.87
  5. Step 5: Solve for x
    x = 81,277,759,711.87/324,655.74
  6. Step 6: Final answer
    x = 250,350.60

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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.