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Finding the Fourth Proportional to 324,994.64, 448,506.60 and 181,754.60

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Solution

The fourth proportional to 324,994.64, 448,506.60 and 181,754.60 is: 250,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,994.64 : 448,506.60 = 181,754.60 : x
  2. Step 2: Convert to fraction form
    324,994.64/448,506.60 = 181,754.60/x
  3. Step 3: Cross multiply
    324,994.64x = 448,506.60 × 181,754.60
  4. Step 4: Simplify right side
    324,994.64x = 81,518,137,680.36
  5. Step 5: Solve for x
    x = 81,518,137,680.36/324,994.64
  6. Step 6: Final answer
    x = 250,829.18

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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.