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Finding the Fourth Proportional to 281,641.52, 422,559.48 and 176,335.04

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Solution

The fourth proportional to 281,641.52, 422,559.48 and 176,335.04 is: 264,563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,641.52 : 422,559.48 = 176,335.04 : x
  2. Step 2: Convert to fraction form
    281,641.52/422,559.48 = 176,335.04/x
  3. Step 3: Cross multiply
    281,641.52x = 422,559.48 × 176,335.04
  4. Step 4: Simplify right side
    281,641.52x = 74,512,042,808.18
  5. Step 5: Solve for x
    x = 74,512,042,808.18/281,641.52
  6. Step 6: Final answer
    x = 264,563.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.