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Finding the Fourth Proportional to 565,346.18, 779,912.15 and 335,910.44

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Solution

The fourth proportional to 565,346.18, 779,912.15 and 335,910.44 is: 463,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,346.18 : 779,912.15 = 335,910.44 : x
  2. Step 2: Convert to fraction form
    565,346.18/779,912.15 = 335,910.44/x
  3. Step 3: Cross multiply
    565,346.18x = 779,912.15 × 335,910.44
  4. Step 4: Simplify right side
    565,346.18x = 261,980,633,738.07
  5. Step 5: Solve for x
    x = 261,980,633,738.07/565,346.18
  6. Step 6: Final answer
    x = 463,398.61

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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.