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Finding the Fourth Proportional to 844,812.72, 1,267,218 and 339,373.67

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Solution

The fourth proportional to 844,812.72, 1,267,218 and 339,373.67 is: 509,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,812.72 : 1,267,218 = 339,373.67 : x
  2. Step 2: Convert to fraction form
    844,812.72/1,267,218 = 339,373.67/x
  3. Step 3: Cross multiply
    844,812.72x = 1,267,218 × 339,373.67
  4. Step 4: Simplify right side
    844,812.72x = 430,060,417,013.97
  5. Step 5: Solve for x
    x = 430,060,417,013.97/844,812.72
  6. Step 6: Final answer
    x = 509,060.06

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Similar ratio
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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.