Home / 874,344.25-1,206,546.93-481,799.89

Finding the Fourth Proportional to 874,344.25, 1,206,546.93 and 481,799.89

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Solution

The fourth proportional to 874,344.25, 1,206,546.93 and 481,799.89 is: 664,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,344.25 : 1,206,546.93 = 481,799.89 : x
  2. Step 2: Convert to fraction form
    874,344.25/1,206,546.93 = 481,799.89/x
  3. Step 3: Cross multiply
    874,344.25x = 1,206,546.93 × 481,799.89
  4. Step 4: Simplify right side
    874,344.25x = 581,314,175,137.47
  5. Step 5: Solve for x
    x = 581,314,175,137.47/874,344.25
  6. Step 6: Final answer
    x = 664,857.32

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1.5x scale

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.