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Finding the Fourth Proportional to 605,090.28, 835,044.48 and 333,178.14

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Solution

The fourth proportional to 605,090.28, 835,044.48 and 333,178.14 is: 459,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,090.28 : 835,044.48 = 333,178.14 : x
  2. Step 2: Convert to fraction form
    605,090.28/835,044.48 = 333,178.14/x
  3. Step 3: Cross multiply
    605,090.28x = 835,044.48 × 333,178.14
  4. Step 4: Simplify right side
    605,090.28x = 278,218,566,663.67
  5. Step 5: Solve for x
    x = 278,218,566,663.67/605,090.28
  6. Step 6: Final answer
    x = 459,796.79

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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.