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Finding the Fourth Proportional to 503,264.84, 694,505.38 and 276,910.36

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Solution

The fourth proportional to 503,264.84, 694,505.38 and 276,910.36 is: 382,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,264.84 : 694,505.38 = 276,910.36 : x
  2. Step 2: Convert to fraction form
    503,264.84/694,505.38 = 276,910.36/x
  3. Step 3: Cross multiply
    503,264.84x = 694,505.38 × 276,910.36
  4. Step 4: Simplify right side
    503,264.84x = 192,315,734,797.74
  5. Step 5: Solve for x
    x = 192,315,734,797.74/503,264.84
  6. Step 6: Final answer
    x = 382,136.24

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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.