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Finding the Fourth Proportional to 324,702.41, 448,109.22 and 181,473.89

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Solution

The fourth proportional to 324,702.41, 448,109.22 and 181,473.89 is: 250,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,702.41 : 448,109.22 = 181,473.89 : x
  2. Step 2: Convert to fraction form
    324,702.41/448,109.22 = 181,473.89/x
  3. Step 3: Cross multiply
    324,702.41x = 448,109.22 × 181,473.89
  4. Step 4: Simplify right side
    324,702.41x = 81,320,121,057.72
  5. Step 5: Solve for x
    x = 81,320,121,057.72/324,702.41
  6. Step 6: Final answer
    x = 250,445.08

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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.