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Finding the Fourth Proportional to 324,684.20, 448,062.90 and 181,444.20

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Solution

The fourth proportional to 324,684.20, 448,062.90 and 181,444.20 is: 250,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,684.20 : 448,062.90 = 181,444.20 : x
  2. Step 2: Convert to fraction form
    324,684.20/448,062.90 = 181,444.20/x
  3. Step 3: Cross multiply
    324,684.20x = 448,062.90 × 181,444.20
  4. Step 4: Simplify right side
    324,684.20x = 81,298,414,440.18
  5. Step 5: Solve for x
    x = 81,298,414,440.18/324,684.20
  6. Step 6: Final answer
    x = 250,392.27

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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.