Home / 775,524.20-1,163,286.30-401,661.80

Finding the Fourth Proportional to 775,524.20, 1,163,286.30 and 401,661.80

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Solution

The fourth proportional to 775,524.20, 1,163,286.30 and 401,661.80 is: 602,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,524.20 : 1,163,286.30 = 401,661.80 : x
  2. Step 2: Convert to fraction form
    775,524.20/1,163,286.30 = 401,661.80/x
  3. Step 3: Cross multiply
    775,524.20x = 1,163,286.30 × 401,661.80
  4. Step 4: Simplify right side
    775,524.20x = 467,247,669,173.34
  5. Step 5: Solve for x
    x = 467,247,669,173.34/775,524.20
  6. Step 6: Final answer
    x = 602,492.70

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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.