Home / 755,928.99-1,043,184.83-416,396.43

Finding the Fourth Proportional to 755,928.99, 1,043,184.83 and 416,396.43

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Solution

The fourth proportional to 755,928.99, 1,043,184.83 and 416,396.43 is: 574,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,928.99 : 1,043,184.83 = 416,396.43 : x
  2. Step 2: Convert to fraction form
    755,928.99/1,043,184.83 = 416,396.43/x
  3. Step 3: Cross multiply
    755,928.99x = 1,043,184.83 × 416,396.43
  4. Step 4: Simplify right side
    755,928.99x = 434,378,436,960.18
  5. Step 5: Solve for x
    x = 434,378,436,960.18/755,928.99
  6. Step 6: Final answer
    x = 574,628.63

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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.