Home / 995,103.60-1,492,655.40-247,149.60

Finding the Fourth Proportional to 995,103.60, 1,492,655.40 and 247,149.60

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Solution

The fourth proportional to 995,103.60, 1,492,655.40 and 247,149.60 is: 370,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,103.60 : 1,492,655.40 = 247,149.60 : x
  2. Step 2: Convert to fraction form
    995,103.60/1,492,655.40 = 247,149.60/x
  3. Step 3: Cross multiply
    995,103.60x = 1,492,655.40 × 247,149.60
  4. Step 4: Simplify right side
    995,103.60x = 368,909,185,047.84
  5. Step 5: Solve for x
    x = 368,909,185,047.84/995,103.60
  6. Step 6: Final answer
    x = 370,724.40

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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.