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Finding the Fourth Proportional to 541,442.40, 746,940.24 and 350,517.60

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Solution

The fourth proportional to 541,442.40, 746,940.24 and 350,517.60 is: 483,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,442.40 : 746,940.24 = 350,517.60 : x
  2. Step 2: Convert to fraction form
    541,442.40/746,940.24 = 350,517.60/x
  3. Step 3: Cross multiply
    541,442.40x = 746,940.24 × 350,517.60
  4. Step 4: Simplify right side
    541,442.40x = 261,815,700,268.22
  5. Step 5: Solve for x
    x = 261,815,700,268.22/541,442.40
  6. Step 6: Final answer
    x = 483,552.27

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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.