Home / 999,538.29-1,499,306.27-325,618.61

Finding the Fourth Proportional to 999,538.29, 1,499,306.27 and 325,618.61

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Solution

The fourth proportional to 999,538.29, 1,499,306.27 and 325,618.61 is: 488,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,538.29 : 1,499,306.27 = 325,618.61 : x
  2. Step 2: Convert to fraction form
    999,538.29/1,499,306.27 = 325,618.61/x
  3. Step 3: Cross multiply
    999,538.29x = 1,499,306.27 × 325,618.61
  4. Step 4: Simplify right side
    999,538.29x = 488,202,014,477.06
  5. Step 5: Solve for x
    x = 488,202,014,477.06/999,538.29
  6. Step 6: Final answer
    x = 488,427.53

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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.