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Finding the Fourth Proportional to 503,295, 694,551.96 and 276,945.36

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Solution

The fourth proportional to 503,295, 694,551.96 and 276,945.36 is: 382,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,295 : 694,551.96 = 276,945.36 : x
  2. Step 2: Convert to fraction form
    503,295/694,551.96 = 276,945.36/x
  3. Step 3: Cross multiply
    503,295x = 694,551.96 × 276,945.36
  4. Step 4: Simplify right side
    503,295x = 192,352,942,600.91
  5. Step 5: Solve for x
    x = 192,352,942,600.91/503,295
  6. Step 6: Final answer
    x = 382,187.27

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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.