Home / 404,316.60-605,982.94-286,022.04

Finding the Fourth Proportional to 404,316.60, 605,982.94 and 286,022.04

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Solution

The fourth proportional to 404,316.60, 605,982.94 and 286,022.04 is: 428,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,316.60 : 605,982.94 = 286,022.04 : x
  2. Step 2: Convert to fraction form
    404,316.60/605,982.94 = 286,022.04/x
  3. Step 3: Cross multiply
    404,316.60x = 605,982.94 × 286,022.04
  4. Step 4: Simplify right side
    404,316.60x = 173,324,476,704.00
  5. Step 5: Solve for x
    x = 173,324,476,704.00/404,316.60
  6. Step 6: Final answer
    x = 428,685.04

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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.