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Finding the Fourth Proportional to 608,872.02, 913,311.92 and 159,589

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Solution

The fourth proportional to 608,872.02, 913,311.92 and 159,589 is: 239,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,872.02 : 913,311.92 = 159,589 : x
  2. Step 2: Convert to fraction form
    608,872.02/913,311.92 = 159,589/x
  3. Step 3: Cross multiply
    608,872.02x = 913,311.92 × 159,589
  4. Step 4: Simplify right side
    608,872.02x = 145,754,536,000.88
  5. Step 5: Solve for x
    x = 145,754,536,000.88/608,872.02
  6. Step 6: Final answer
    x = 239,384.52

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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.