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Finding the Fourth Proportional to 502,695.44, 693,736.60 and 295,926.52

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Solution

The fourth proportional to 502,695.44, 693,736.60 and 295,926.52 is: 408,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,695.44 : 693,736.60 = 295,926.52 : x
  2. Step 2: Convert to fraction form
    502,695.44/693,736.60 = 295,926.52/x
  3. Step 3: Cross multiply
    502,695.44x = 693,736.60 × 295,926.52
  4. Step 4: Simplify right side
    502,695.44x = 205,295,057,834.63
  5. Step 5: Solve for x
    x = 205,295,057,834.63/502,695.44
  6. Step 6: Final answer
    x = 408,388.54

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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.