Home / 889,151.73-1,227,029.29-481,253.50

Finding the Fourth Proportional to 889,151.73, 1,227,029.29 and 481,253.50

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Solution

The fourth proportional to 889,151.73, 1,227,029.29 and 481,253.50 is: 664,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,151.73 : 1,227,029.29 = 481,253.50 : x
  2. Step 2: Convert to fraction form
    889,151.73/1,227,029.29 = 481,253.50/x
  3. Step 3: Cross multiply
    889,151.73x = 1,227,029.29 × 481,253.50
  4. Step 4: Simplify right side
    889,151.73x = 590,512,140,415.02
  5. Step 5: Solve for x
    x = 590,512,140,415.02/889,151.73
  6. Step 6: Final answer
    x = 664,129.78

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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.