Home / 496,141.44-743,621.66-345,566.48

Finding the Fourth Proportional to 496,141.44, 743,621.66 and 345,566.48

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Solution

The fourth proportional to 496,141.44, 743,621.66 and 345,566.48 is: 517,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,141.44 : 743,621.66 = 345,566.48 : x
  2. Step 2: Convert to fraction form
    496,141.44/743,621.66 = 345,566.48/x
  3. Step 3: Cross multiply
    496,141.44x = 743,621.66 × 345,566.48
  4. Step 4: Simplify right side
    496,141.44x = 256,970,719,497.96
  5. Step 5: Solve for x
    x = 256,970,719,497.96/496,141.44
  6. Step 6: Final answer
    x = 517,938.43

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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.