Home / 995,046.60-1,492,205.40-321,304.80

Finding the Fourth Proportional to 995,046.60, 1,492,205.40 and 321,304.80

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Solution

The fourth proportional to 995,046.60, 1,492,205.40 and 321,304.80 is: 481,839.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,046.60 : 1,492,205.40 = 321,304.80 : x
  2. Step 2: Convert to fraction form
    995,046.60/1,492,205.40 = 321,304.80/x
  3. Step 3: Cross multiply
    995,046.60x = 1,492,205.40 × 321,304.80
  4. Step 4: Simplify right side
    995,046.60x = 479,452,757,605.92
  5. Step 5: Solve for x
    x = 479,452,757,605.92/995,046.60
  6. Step 6: Final answer
    x = 481,839.50

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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.