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Finding the Fourth Proportional to 371,659.63, 557,680.13 and 182,116.44

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Solution

The fourth proportional to 371,659.63, 557,680.13 and 182,116.44 is: 273,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,659.63 : 557,680.13 = 182,116.44 : x
  2. Step 2: Convert to fraction form
    371,659.63/557,680.13 = 182,116.44/x
  3. Step 3: Cross multiply
    371,659.63x = 557,680.13 × 182,116.44
  4. Step 4: Simplify right side
    371,659.63x = 101,562,719,934.34
  5. Step 5: Solve for x
    x = 101,562,719,934.34/371,659.63
  6. Step 6: Final answer
    x = 273,268.10

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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.