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Finding the Fourth Proportional to 605,840.94, 836,026.40 and 333,908.02

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Solution

The fourth proportional to 605,840.94, 836,026.40 and 333,908.02 is: 460,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,840.94 : 836,026.40 = 333,908.02 : x
  2. Step 2: Convert to fraction form
    605,840.94/836,026.40 = 333,908.02/x
  3. Step 3: Cross multiply
    605,840.94x = 836,026.40 × 333,908.02
  4. Step 4: Simplify right side
    605,840.94x = 279,155,919,891.73
  5. Step 5: Solve for x
    x = 279,155,919,891.73/605,840.94
  6. Step 6: Final answer
    x = 460,774.27

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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.