Home / 418,530.96-577,584.04-227,557.52

Finding the Fourth Proportional to 418,530.96, 577,584.04 and 227,557.52

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Solution

The fourth proportional to 418,530.96, 577,584.04 and 227,557.52 is: 314,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,530.96 : 577,584.04 = 227,557.52 : x
  2. Step 2: Convert to fraction form
    418,530.96/577,584.04 = 227,557.52/x
  3. Step 3: Cross multiply
    418,530.96x = 577,584.04 × 227,557.52
  4. Step 4: Simplify right side
    418,530.96x = 131,433,591,733.98
  5. Step 5: Solve for x
    x = 131,433,591,733.98/418,530.96
  6. Step 6: Final answer
    x = 314,035.53

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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.