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Finding the Fourth Proportional to 324,679.02, 448,055.73 and 181,439.02

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Solution

The fourth proportional to 324,679.02, 448,055.73 and 181,439.02 is: 250,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,679.02 : 448,055.73 = 181,439.02 : x
  2. Step 2: Convert to fraction form
    324,679.02/448,055.73 = 181,439.02/x
  3. Step 3: Cross multiply
    324,679.02x = 448,055.73 × 181,439.02
  4. Step 4: Simplify right side
    324,679.02x = 81,294,792,556.58
  5. Step 5: Solve for x
    x = 81,294,792,556.58/324,679.02
  6. Step 6: Final answer
    x = 250,385.12

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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.