Home / 418,884.24-578,053.89-227,893.26

Finding the Fourth Proportional to 418,884.24, 578,053.89 and 227,893.26

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Solution

The fourth proportional to 418,884.24, 578,053.89 and 227,893.26 is: 314,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,884.24 : 578,053.89 = 227,893.26 : x
  2. Step 2: Convert to fraction form
    418,884.24/578,053.89 = 227,893.26/x
  3. Step 3: Cross multiply
    418,884.24x = 578,053.89 × 227,893.26
  4. Step 4: Simplify right side
    418,884.24x = 131,734,585,447.78
  5. Step 5: Solve for x
    x = 131,734,585,447.78/418,884.24
  6. Step 6: Final answer
    x = 314,489.24

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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.