Home / 788,758.20-1,183,550.40-362,422.80

Finding the Fourth Proportional to 788,758.20, 1,183,550.40 and 362,422.80

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Solution

The fourth proportional to 788,758.20, 1,183,550.40 and 362,422.80 is: 543,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,758.20 : 1,183,550.40 = 362,422.80 : x
  2. Step 2: Convert to fraction form
    788,758.20/1,183,550.40 = 362,422.80/x
  3. Step 3: Cross multiply
    788,758.20x = 1,183,550.40 × 362,422.80
  4. Step 4: Simplify right side
    788,758.20x = 428,945,649,909.12
  5. Step 5: Solve for x
    x = 428,945,649,909.12/788,758.20
  6. Step 6: Final answer
    x = 543,824.01

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1.5x scale

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.