Home / 889,794.83-1,227,910.78-481,887.29

Finding the Fourth Proportional to 889,794.83, 1,227,910.78 and 481,887.29

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Solution

The fourth proportional to 889,794.83, 1,227,910.78 and 481,887.29 is: 665,001.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,794.83 : 1,227,910.78 = 481,887.29 : x
  2. Step 2: Convert to fraction form
    889,794.83/1,227,910.78 = 481,887.29/x
  3. Step 3: Cross multiply
    889,794.83x = 1,227,910.78 × 481,887.29
  4. Step 4: Simplify right side
    889,794.83x = 591,714,598,135.99
  5. Step 5: Solve for x
    x = 591,714,598,135.99/889,794.83
  6. Step 6: Final answer
    x = 665,001.16

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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.