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Finding the Fourth Proportional to 605,589.90, 907,527.94 and 335,836.69

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Solution

The fourth proportional to 605,589.90, 907,527.94 and 335,836.69 is: 503,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,589.90 : 907,527.94 = 335,836.69 : x
  2. Step 2: Convert to fraction form
    605,589.90/907,527.94 = 335,836.69/x
  3. Step 3: Cross multiply
    605,589.90x = 907,527.94 × 335,836.69
  4. Step 4: Simplify right side
    605,589.90x = 304,781,174,914.48
  5. Step 5: Solve for x
    x = 304,781,174,914.48/605,589.90
  6. Step 6: Final answer
    x = 503,279.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.