Home / 788,716.97-1,183,275.03-220,098.01

Finding the Fourth Proportional to 788,716.97, 1,183,275.03 and 220,098.01

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Solution

The fourth proportional to 788,716.97, 1,183,275.03 and 220,098.01 is: 330,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,716.97 : 1,183,275.03 = 220,098.01 : x
  2. Step 2: Convert to fraction form
    788,716.97/1,183,275.03 = 220,098.01/x
  3. Step 3: Cross multiply
    788,716.97x = 1,183,275.03 × 220,098.01
  4. Step 4: Simplify right side
    788,716.97x = 260,436,479,471.51
  5. Step 5: Solve for x
    x = 260,436,479,471.51/788,716.97
  6. Step 6: Final answer
    x = 330,202.71

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Double scale
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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.