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Finding the Fourth Proportional to 605,836.94, 836,020.88 and 333,904.02

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Solution

The fourth proportional to 605,836.94, 836,020.88 and 333,904.02 is: 460,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,836.94 : 836,020.88 = 333,904.02 : x
  2. Step 2: Convert to fraction form
    605,836.94/836,020.88 = 333,904.02/x
  3. Step 3: Cross multiply
    605,836.94x = 836,020.88 × 333,904.02
  4. Step 4: Simplify right side
    605,836.94x = 279,150,732,635.94
  5. Step 5: Solve for x
    x = 279,150,732,635.94/605,836.94
  6. Step 6: Final answer
    x = 460,768.76

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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.