Home / 995,378.40-1,493,067.60-330,530.40

Finding the Fourth Proportional to 995,378.40, 1,493,067.60 and 330,530.40

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Solution

The fourth proportional to 995,378.40, 1,493,067.60 and 330,530.40 is: 495,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,378.40 : 1,493,067.60 = 330,530.40 : x
  2. Step 2: Convert to fraction form
    995,378.40/1,493,067.60 = 330,530.40/x
  3. Step 3: Cross multiply
    995,378.40x = 1,493,067.60 × 330,530.40
  4. Step 4: Simplify right side
    995,378.40x = 493,504,231,055.04
  5. Step 5: Solve for x
    x = 493,504,231,055.04/995,378.40
  6. Step 6: Final answer
    x = 495,795.60

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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.