Home / 766,843.47-1,058,119.47-444,490.56

Finding the Fourth Proportional to 766,843.47, 1,058,119.47 and 444,490.56

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Solution

The fourth proportional to 766,843.47, 1,058,119.47 and 444,490.56 is: 613,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,843.47 : 1,058,119.47 = 444,490.56 : x
  2. Step 2: Convert to fraction form
    766,843.47/1,058,119.47 = 444,490.56/x
  3. Step 3: Cross multiply
    766,843.47x = 1,058,119.47 × 444,490.56
  4. Step 4: Simplify right side
    766,843.47x = 470,324,115,767.20
  5. Step 5: Solve for x
    x = 470,324,115,767.20/766,843.47
  6. Step 6: Final answer
    x = 613,324.80

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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.