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Finding the Fourth Proportional to 324,269.64, 447,488.04 and 181,032.12

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Solution

The fourth proportional to 324,269.64, 447,488.04 and 181,032.12 is: 249,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,269.64 : 447,488.04 = 181,032.12 : x
  2. Step 2: Convert to fraction form
    324,269.64/447,488.04 = 181,032.12/x
  3. Step 3: Cross multiply
    324,269.64x = 447,488.04 × 181,032.12
  4. Step 4: Simplify right side
    324,269.64x = 81,009,708,555.84
  5. Step 5: Solve for x
    x = 81,009,708,555.84/324,269.64
  6. Step 6: Final answer
    x = 249,822.06

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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.