Home / 743,540.52-1,115,308.54-211,062

Finding the Fourth Proportional to 743,540.52, 1,115,308.54 and 211,062

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Solution

The fourth proportional to 743,540.52, 1,115,308.54 and 211,062 is: 316,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,540.52 : 1,115,308.54 = 211,062 : x
  2. Step 2: Convert to fraction form
    743,540.52/1,115,308.54 = 211,062/x
  3. Step 3: Cross multiply
    743,540.52x = 1,115,308.54 × 211,062
  4. Step 4: Simplify right side
    743,540.52x = 235,399,251,069.48
  5. Step 5: Solve for x
    x = 235,399,251,069.48/743,540.52
  6. Step 6: Final answer
    x = 316,592.36

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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.