Home / 801,071.33-1,201,603.96-327,756.54

Finding the Fourth Proportional to 801,071.33, 1,201,603.96 and 327,756.54

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Solution

The fourth proportional to 801,071.33, 1,201,603.96 and 327,756.54 is: 491,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,071.33 : 1,201,603.96 = 327,756.54 : x
  2. Step 2: Convert to fraction form
    801,071.33/1,201,603.96 = 327,756.54/x
  3. Step 3: Cross multiply
    801,071.33x = 1,201,603.96 × 327,756.54
  4. Step 4: Simplify right side
    801,071.33x = 393,833,554,741.12
  5. Step 5: Solve for x
    x = 393,833,554,741.12/801,071.33
  6. Step 6: Final answer
    x = 491,633.57

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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.