Home / 889,344.68-1,227,295.38-481,446.21

Finding the Fourth Proportional to 889,344.68, 1,227,295.38 and 481,446.21

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Solution

The fourth proportional to 889,344.68, 1,227,295.38 and 481,446.21 is: 664,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,344.68 : 1,227,295.38 = 481,446.21 : x
  2. Step 2: Convert to fraction form
    889,344.68/1,227,295.38 = 481,446.21/x
  3. Step 3: Cross multiply
    889,344.68x = 1,227,295.38 × 481,446.21
  4. Step 4: Simplify right side
    889,344.68x = 590,876,709,251.51
  5. Step 5: Solve for x
    x = 590,876,709,251.51/889,344.68
  6. Step 6: Final answer
    x = 664,395.62

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Double scale
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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.