Home / 999,912.38-1,500,024.98-325,837.22

Finding the Fourth Proportional to 999,912.38, 1,500,024.98 and 325,837.22

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Solution

The fourth proportional to 999,912.38, 1,500,024.98 and 325,837.22 is: 488,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,912.38 : 1,500,024.98 = 325,837.22 : x
  2. Step 2: Convert to fraction form
    999,912.38/1,500,024.98 = 325,837.22/x
  3. Step 3: Cross multiply
    999,912.38x = 1,500,024.98 × 325,837.22
  4. Step 4: Simplify right side
    999,912.38x = 488,763,962,728.22
  5. Step 5: Solve for x
    x = 488,763,962,728.22/999,912.38
  6. Step 6: Final answer
    x = 488,806.79

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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.