Home / 801,052.41-1,105,453.99-438,499.43

Finding the Fourth Proportional to 801,052.41, 1,105,453.99 and 438,499.43

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Solution

The fourth proportional to 801,052.41, 1,105,453.99 and 438,499.43 is: 605,130.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,052.41 : 1,105,453.99 = 438,499.43 : x
  2. Step 2: Convert to fraction form
    801,052.41/1,105,453.99 = 438,499.43/x
  3. Step 3: Cross multiply
    801,052.41x = 1,105,453.99 × 438,499.43
  4. Step 4: Simplify right side
    801,052.41x = 484,740,944,506.23
  5. Step 5: Solve for x
    x = 484,740,944,506.23/801,052.41
  6. Step 6: Final answer
    x = 605,130.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.