Home / 995,404.60-1,492,742.40-321,662.80

Finding the Fourth Proportional to 995,404.60, 1,492,742.40 and 321,662.80

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Solution

The fourth proportional to 995,404.60, 1,492,742.40 and 321,662.80 is: 482,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,404.60 : 1,492,742.40 = 321,662.80 : x
  2. Step 2: Convert to fraction form
    995,404.60/1,492,742.40 = 321,662.80/x
  3. Step 3: Cross multiply
    995,404.60x = 1,492,742.40 × 321,662.80
  4. Step 4: Simplify right side
    995,404.60x = 480,159,700,062.72
  5. Step 5: Solve for x
    x = 480,159,700,062.72/995,404.60
  6. Step 6: Final answer
    x = 482,376.41

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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.