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Finding the Fourth Proportional to 537,859.22, 806,600.72 and 158,679.24

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Solution

The fourth proportional to 537,859.22, 806,600.72 and 158,679.24 is: 237,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,859.22 : 806,600.72 = 158,679.24 : x
  2. Step 2: Convert to fraction form
    537,859.22/806,600.72 = 158,679.24/x
  3. Step 3: Cross multiply
    537,859.22x = 806,600.72 × 158,679.24
  4. Step 4: Simplify right side
    537,859.22x = 127,990,789,233.05
  5. Step 5: Solve for x
    x = 127,990,789,233.05/537,859.22
  6. Step 6: Final answer
    x = 237,963.36

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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.