Home / 419,027.73-578,270.37-228,053.22

Finding the Fourth Proportional to 419,027.73, 578,270.37 and 228,053.22

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Solution

The fourth proportional to 419,027.73, 578,270.37 and 228,053.22 is: 314,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,027.73 : 578,270.37 = 228,053.22 : x
  2. Step 2: Convert to fraction form
    419,027.73/578,270.37 = 228,053.22/x
  3. Step 3: Cross multiply
    419,027.73x = 578,270.37 × 228,053.22
  4. Step 4: Simplify right side
    419,027.73x = 131,876,419,909.09
  5. Step 5: Solve for x
    x = 131,876,419,909.09/419,027.73
  6. Step 6: Final answer
    x = 314,720.03

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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.