Home / 789,416.46-1,183,845.24-256,838.22

Finding the Fourth Proportional to 789,416.46, 1,183,845.24 and 256,838.22

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Solution

The fourth proportional to 789,416.46, 1,183,845.24 and 256,838.22 is: 385,166.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,416.46 : 1,183,845.24 = 256,838.22 : x
  2. Step 2: Convert to fraction form
    789,416.46/1,183,845.24 = 256,838.22/x
  3. Step 3: Cross multiply
    789,416.46x = 1,183,845.24 × 256,838.22
  4. Step 4: Simplify right side
    789,416.46x = 304,056,704,197.07
  5. Step 5: Solve for x
    x = 304,056,704,197.07/789,416.46
  6. Step 6: Final answer
    x = 385,166.41

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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.