Home / 723,165.57-1,084,906.98-273,889.76

Finding the Fourth Proportional to 723,165.57, 1,084,906.98 and 273,889.76

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Solution

The fourth proportional to 723,165.57, 1,084,906.98 and 273,889.76 is: 410,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,165.57 : 1,084,906.98 = 273,889.76 : x
  2. Step 2: Convert to fraction form
    723,165.57/1,084,906.98 = 273,889.76/x
  3. Step 3: Cross multiply
    723,165.57x = 1,084,906.98 × 273,889.76
  4. Step 4: Simplify right side
    723,165.57x = 297,144,906,949.99
  5. Step 5: Solve for x
    x = 297,144,906,949.99/723,165.57
  6. Step 6: Final answer
    x = 410,894.71

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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.