Home / 889,149.46-1,227,026.16-481,251.23

Finding the Fourth Proportional to 889,149.46, 1,227,026.16 and 481,251.23

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Solution

The fourth proportional to 889,149.46, 1,227,026.16 and 481,251.23 is: 664,126.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,149.46 : 1,227,026.16 = 481,251.23 : x
  2. Step 2: Convert to fraction form
    889,149.46/1,227,026.16 = 481,251.23/x
  3. Step 3: Cross multiply
    889,149.46x = 1,227,026.16 × 481,251.23
  4. Step 4: Simplify right side
    889,149.46x = 590,507,847,208.39
  5. Step 5: Solve for x
    x = 590,507,847,208.39/889,149.46
  6. Step 6: Final answer
    x = 664,126.64

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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.