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Finding the Fourth Proportional to 605,648.46, 835,832.21 and 333,716.32

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Solution

The fourth proportional to 605,648.46, 835,832.21 and 333,716.32 is: 460,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,648.46 : 835,832.21 = 333,716.32 : x
  2. Step 2: Convert to fraction form
    605,648.46/835,832.21 = 333,716.32/x
  3. Step 3: Cross multiply
    605,648.46x = 835,832.21 × 333,716.32
  4. Step 4: Simplify right side
    605,648.46x = 278,930,845,341.19
  5. Step 5: Solve for x
    x = 278,930,845,341.19/605,648.46
  6. Step 6: Final answer
    x = 460,549.08

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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.