Home / 999,524.86-1,499,286.13-325,605.09

Finding the Fourth Proportional to 999,524.86, 1,499,286.13 and 325,605.09

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Solution

The fourth proportional to 999,524.86, 1,499,286.13 and 325,605.09 is: 488,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,524.86 : 1,499,286.13 = 325,605.09 : x
  2. Step 2: Convert to fraction form
    999,524.86/1,499,286.13 = 325,605.09/x
  3. Step 3: Cross multiply
    999,524.86x = 1,499,286.13 × 325,605.09
  4. Step 4: Simplify right side
    999,524.86x = 488,175,195,294.40
  5. Step 5: Solve for x
    x = 488,175,195,294.40/999,524.86
  6. Step 6: Final answer
    x = 488,407.26

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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.