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Finding the Fourth Proportional to 557,655.39, 836,481.41 and 158,296.50

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Solution

The fourth proportional to 557,655.39, 836,481.41 and 158,296.50 is: 237,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,655.39 : 836,481.41 = 158,296.50 : x
  2. Step 2: Convert to fraction form
    557,655.39/836,481.41 = 158,296.50/x
  3. Step 3: Cross multiply
    557,655.39x = 836,481.41 × 158,296.50
  4. Step 4: Simplify right side
    557,655.39x = 132,412,078,726.58
  5. Step 5: Solve for x
    x = 132,412,078,726.58/557,655.39
  6. Step 6: Final answer
    x = 237,444.27

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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.