Home / 995,380.40-1,493,070.60-330,532.40

Finding the Fourth Proportional to 995,380.40, 1,493,070.60 and 330,532.40

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Solution

The fourth proportional to 995,380.40, 1,493,070.60 and 330,532.40 is: 495,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,380.40 : 1,493,070.60 = 330,532.40 : x
  2. Step 2: Convert to fraction form
    995,380.40/1,493,070.60 = 330,532.40/x
  3. Step 3: Cross multiply
    995,380.40x = 1,493,070.60 × 330,532.40
  4. Step 4: Simplify right side
    995,380.40x = 493,508,208,787.44
  5. Step 5: Solve for x
    x = 493,508,208,787.44/995,380.40
  6. Step 6: Final answer
    x = 495,798.60

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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.