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Finding the Fourth Proportional to 943,894.32, 1,415,093.04 and 494,529

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Solution

The fourth proportional to 943,894.32, 1,415,093.04 and 494,529 is: 741,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,894.32 : 1,415,093.04 = 494,529 : x
  2. Step 2: Convert to fraction form
    943,894.32/1,415,093.04 = 494,529/x
  3. Step 3: Cross multiply
    943,894.32x = 1,415,093.04 × 494,529
  4. Step 4: Simplify right side
    943,894.32x = 699,804,545,978.16
  5. Step 5: Solve for x
    x = 699,804,545,978.16/943,894.32
  6. Step 6: Final answer
    x = 741,401.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.