Home / 946,568.25-1,419,852.38-281,720.25

Finding the Fourth Proportional to 946,568.25, 1,419,852.38 and 281,720.25

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Solution

The fourth proportional to 946,568.25, 1,419,852.38 and 281,720.25 is: 422,580.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,568.25 : 1,419,852.38 = 281,720.25 : x
  2. Step 2: Convert to fraction form
    946,568.25/1,419,852.38 = 281,720.25/x
  3. Step 3: Cross multiply
    946,568.25x = 1,419,852.38 × 281,720.25
  4. Step 4: Simplify right side
    946,568.25x = 400,001,166,048.09
  5. Step 5: Solve for x
    x = 400,001,166,048.09/946,568.25
  6. Step 6: Final answer
    x = 422,580.38

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Similar ratio
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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.