Home / 995,479.60-1,493,219.40-330,631.60

Finding the Fourth Proportional to 995,479.60, 1,493,219.40 and 330,631.60

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Solution

The fourth proportional to 995,479.60, 1,493,219.40 and 330,631.60 is: 495,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,479.60 : 1,493,219.40 = 330,631.60 : x
  2. Step 2: Convert to fraction form
    995,479.60/1,493,219.40 = 330,631.60/x
  3. Step 3: Cross multiply
    995,479.60x = 1,493,219.40 × 330,631.60
  4. Step 4: Simplify right side
    995,479.60x = 493,705,519,373.04
  5. Step 5: Solve for x
    x = 493,705,519,373.04/995,479.60
  6. Step 6: Final answer
    x = 495,947.40

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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.