Home / 946,074.40-1,419,111.60-448,410.40

Finding the Fourth Proportional to 946,074.40, 1,419,111.60 and 448,410.40

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Solution

The fourth proportional to 946,074.40, 1,419,111.60 and 448,410.40 is: 672,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,074.40 : 1,419,111.60 = 448,410.40 : x
  2. Step 2: Convert to fraction form
    946,074.40/1,419,111.60 = 448,410.40/x
  3. Step 3: Cross multiply
    946,074.40x = 1,419,111.60 × 448,410.40
  4. Step 4: Simplify right side
    946,074.40x = 636,344,400,200.64
  5. Step 5: Solve for x
    x = 636,344,400,200.64/946,074.40
  6. Step 6: Final answer
    x = 672,615.60

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Double scale
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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.