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Finding the Fourth Proportional to 605,202.22, 835,181.45 and 363,488.91

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Solution

The fourth proportional to 605,202.22, 835,181.45 and 363,488.91 is: 501,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,202.22 : 835,181.45 = 363,488.91 : x
  2. Step 2: Convert to fraction form
    605,202.22/835,181.45 = 363,488.91/x
  3. Step 3: Cross multiply
    605,202.22x = 835,181.45 × 363,488.91
  4. Step 4: Simplify right side
    605,202.22x = 303,579,194,912.72
  5. Step 5: Solve for x
    x = 303,579,194,912.72/605,202.22
  6. Step 6: Final answer
    x = 501,616.13

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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.