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Finding the Fourth Proportional to 503,694.84, 694,886.78 and 333,633.72

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Solution

The fourth proportional to 503,694.84, 694,886.78 and 333,633.72 is: 460,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,694.84 : 694,886.78 = 333,633.72 : x
  2. Step 2: Convert to fraction form
    503,694.84/694,886.78 = 333,633.72/x
  3. Step 3: Cross multiply
    503,694.84x = 694,886.78 × 333,633.72
  4. Step 4: Simplify right side
    503,694.84x = 231,837,661,390.22
  5. Step 5: Solve for x
    x = 231,837,661,390.22/503,694.84
  6. Step 6: Final answer
    x = 460,274.04

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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.