Home / 995,126.80-1,492,690.20-247,172.80

Finding the Fourth Proportional to 995,126.80, 1,492,690.20 and 247,172.80

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Solution

The fourth proportional to 995,126.80, 1,492,690.20 and 247,172.80 is: 370,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,126.80 : 1,492,690.20 = 247,172.80 : x
  2. Step 2: Convert to fraction form
    995,126.80/1,492,690.20 = 247,172.80/x
  3. Step 3: Cross multiply
    995,126.80x = 1,492,690.20 × 247,172.80
  4. Step 4: Simplify right side
    995,126.80x = 368,952,416,266.56
  5. Step 5: Solve for x
    x = 368,952,416,266.56/995,126.80
  6. Step 6: Final answer
    x = 370,759.20

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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.