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Finding the Fourth Proportional to 557,255.85, 835,891.46 and 157,896.24

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Solution

The fourth proportional to 557,255.85, 835,891.46 and 157,896.24 is: 236,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,255.85 : 835,891.46 = 157,896.24 : x
  2. Step 2: Convert to fraction form
    557,255.85/835,891.46 = 157,896.24/x
  3. Step 3: Cross multiply
    557,255.85x = 835,891.46 × 157,896.24
  4. Step 4: Simplify right side
    557,255.85x = 131,984,116,138.31
  5. Step 5: Solve for x
    x = 131,984,116,138.31/557,255.85
  6. Step 6: Final answer
    x = 236,846.53

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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.