Home / 946,064.12-1,419,236.60-306,153.36

Finding the Fourth Proportional to 946,064.12, 1,419,236.60 and 306,153.36

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Solution

The fourth proportional to 946,064.12, 1,419,236.60 and 306,153.36 is: 459,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,064.12 : 1,419,236.60 = 306,153.36 : x
  2. Step 2: Convert to fraction form
    946,064.12/1,419,236.60 = 306,153.36/x
  3. Step 3: Cross multiply
    946,064.12x = 1,419,236.60 × 306,153.36
  4. Step 4: Simplify right side
    946,064.12x = 434,504,052,194.21
  5. Step 5: Solve for x
    x = 434,504,052,194.21/946,064.12
  6. Step 6: Final answer
    x = 459,275.48

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Double scale
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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.