Home / 999,797.11-1,499,851.18-325,721.49

Finding the Fourth Proportional to 999,797.11, 1,499,851.18 and 325,721.49

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Solution

The fourth proportional to 999,797.11, 1,499,851.18 and 325,721.49 is: 488,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,797.11 : 1,499,851.18 = 325,721.49 : x
  2. Step 2: Convert to fraction form
    999,797.11/1,499,851.18 = 325,721.49/x
  3. Step 3: Cross multiply
    999,797.11x = 1,499,851.18 × 325,721.49
  4. Step 4: Simplify right side
    999,797.11x = 488,533,755,910.57
  5. Step 5: Solve for x
    x = 488,533,755,910.57/999,797.11
  6. Step 6: Final answer
    x = 488,632.90

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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.