Home / 694,202.88-1,041,041.52-378,487.92

Finding the Fourth Proportional to 694,202.88, 1,041,041.52 and 378,487.92

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Solution

The fourth proportional to 694,202.88, 1,041,041.52 and 378,487.92 is: 567,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,202.88 : 1,041,041.52 = 378,487.92 : x
  2. Step 2: Convert to fraction form
    694,202.88/1,041,041.52 = 378,487.92/x
  3. Step 3: Cross multiply
    694,202.88x = 1,041,041.52 × 378,487.92
  4. Step 4: Simplify right side
    694,202.88x = 394,021,639,538.44
  5. Step 5: Solve for x
    x = 394,021,639,538.44/694,202.88
  6. Step 6: Final answer
    x = 567,588.60

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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.