Home / 418,832.91-577,986.66-227,847.06

Finding the Fourth Proportional to 418,832.91, 577,986.66 and 227,847.06

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Solution

The fourth proportional to 418,832.91, 577,986.66 and 227,847.06 is: 314,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,832.91 : 577,986.66 = 227,847.06 : x
  2. Step 2: Convert to fraction form
    418,832.91/577,986.66 = 227,847.06/x
  3. Step 3: Cross multiply
    418,832.91x = 577,986.66 × 227,847.06
  4. Step 4: Simplify right side
    418,832.91x = 131,692,561,200.22
  5. Step 5: Solve for x
    x = 131,692,561,200.22/418,832.91
  6. Step 6: Final answer
    x = 314,427.44

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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.