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Finding the Fourth Proportional to 364,308.29, 502,883.81 and 273,926.67

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Solution

The fourth proportional to 364,308.29, 502,883.81 and 273,926.67 is: 378,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,308.29 : 502,883.81 = 273,926.67 : x
  2. Step 2: Convert to fraction form
    364,308.29/502,883.81 = 273,926.67/x
  3. Step 3: Cross multiply
    364,308.29x = 502,883.81 × 273,926.67
  4. Step 4: Simplify right side
    364,308.29x = 137,753,287,470.21
  5. Step 5: Solve for x
    x = 137,753,287,470.21/364,308.29
  6. Step 6: Final answer
    x = 378,122.85

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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.