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Finding the Fourth Proportional to 557,548.39, 836,354.36 and 158,157.91

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Solution

The fourth proportional to 557,548.39, 836,354.36 and 158,157.91 is: 237,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,548.39 : 836,354.36 = 158,157.91 : x
  2. Step 2: Convert to fraction form
    557,548.39/836,354.36 = 158,157.91/x
  3. Step 3: Cross multiply
    557,548.39x = 836,354.36 × 158,157.91
  4. Step 4: Simplify right side
    557,548.39x = 132,276,057,596.99
  5. Step 5: Solve for x
    x = 132,276,057,596.99/557,548.39
  6. Step 6: Final answer
    x = 237,245.88

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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.