Home / 387,795.41-534,982.76-226,577.97

Finding the Fourth Proportional to 387,795.41, 534,982.76 and 226,577.97

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Solution

The fourth proportional to 387,795.41, 534,982.76 and 226,577.97 is: 312,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,795.41 : 534,982.76 = 226,577.97 : x
  2. Step 2: Convert to fraction form
    387,795.41/534,982.76 = 226,577.97/x
  3. Step 3: Cross multiply
    387,795.41x = 534,982.76 × 226,577.97
  4. Step 4: Simplify right side
    387,795.41x = 121,215,307,462.58
  5. Step 5: Solve for x
    x = 121,215,307,462.58/387,795.41
  6. Step 6: Final answer
    x = 312,575.41

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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.