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Finding the Fourth Proportional to 363,293.72, 501,357.30 and 227,284.19

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Solution

The fourth proportional to 363,293.72, 501,357.30 and 227,284.19 is: 313,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,293.72 : 501,357.30 = 227,284.19 : x
  2. Step 2: Convert to fraction form
    363,293.72/501,357.30 = 227,284.19/x
  3. Step 3: Cross multiply
    363,293.72x = 501,357.30 × 227,284.19
  4. Step 4: Simplify right side
    363,293.72x = 113,950,587,831.09
  5. Step 5: Solve for x
    x = 113,950,587,831.09/363,293.72
  6. Step 6: Final answer
    x = 313,659.67

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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.