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Finding the Fourth Proportional to 502,694.98, 693,717.72 and 273,252.26

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Solution

The fourth proportional to 502,694.98, 693,717.72 and 273,252.26 is: 377,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,694.98 : 693,717.72 = 273,252.26 : x
  2. Step 2: Convert to fraction form
    502,694.98/693,717.72 = 273,252.26/x
  3. Step 3: Cross multiply
    502,694.98x = 693,717.72 × 273,252.26
  4. Step 4: Simplify right side
    502,694.98x = 189,559,934,792.05
  5. Step 5: Solve for x
    x = 189,559,934,792.05/502,694.98
  6. Step 6: Final answer
    x = 377,087.38

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1.5x scale

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.