Home / 995,554.88-1,493,205.21-321,566.16

Finding the Fourth Proportional to 995,554.88, 1,493,205.21 and 321,566.16

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Solution

The fourth proportional to 995,554.88, 1,493,205.21 and 321,566.16 is: 482,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,554.88 : 1,493,205.21 = 321,566.16 : x
  2. Step 2: Convert to fraction form
    995,554.88/1,493,205.21 = 321,566.16/x
  3. Step 3: Cross multiply
    995,554.88x = 1,493,205.21 × 321,566.16
  4. Step 4: Simplify right side
    995,554.88x = 480,164,265,471.69
  5. Step 5: Solve for x
    x = 480,164,265,471.69/995,554.88
  6. Step 6: Final answer
    x = 482,308.18

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Double scale
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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.