Home / 995,007.60-1,492,511.40-330,159.60

Finding the Fourth Proportional to 995,007.60, 1,492,511.40 and 330,159.60

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Solution

The fourth proportional to 995,007.60, 1,492,511.40 and 330,159.60 is: 495,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,007.60 : 1,492,511.40 = 330,159.60 : x
  2. Step 2: Convert to fraction form
    995,007.60/1,492,511.40 = 330,159.60/x
  3. Step 3: Cross multiply
    995,007.60x = 1,492,511.40 × 330,159.60
  4. Step 4: Simplify right side
    995,007.60x = 492,766,966,819.44
  5. Step 5: Solve for x
    x = 492,766,966,819.44/995,007.60
  6. Step 6: Final answer
    x = 495,239.40

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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.