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Finding the Fourth Proportional to 262,907.37, 394,188.53 and 94,343.13

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Solution

The fourth proportional to 262,907.37, 394,188.53 and 94,343.13 is: 141,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,907.37 : 394,188.53 = 94,343.13 : x
  2. Step 2: Convert to fraction form
    262,907.37/394,188.53 = 94,343.13/x
  3. Step 3: Cross multiply
    262,907.37x = 394,188.53 × 94,343.13
  4. Step 4: Simplify right side
    262,907.37x = 37,188,979,258.58
  5. Step 5: Solve for x
    x = 37,188,979,258.58/262,907.37
  6. Step 6: Final answer
    x = 141,452.78

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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.