Home / 995,385.60-1,493,078.40-497,721.60

Finding the Fourth Proportional to 995,385.60, 1,493,078.40 and 497,721.60

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Solution

The fourth proportional to 995,385.60, 1,493,078.40 and 497,721.60 is: 746,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,385.60 : 1,493,078.40 = 497,721.60 : x
  2. Step 2: Convert to fraction form
    995,385.60/1,493,078.40 = 497,721.60/x
  3. Step 3: Cross multiply
    995,385.60x = 1,493,078.40 × 497,721.60
  4. Step 4: Simplify right side
    995,385.60x = 743,137,370,173.44
  5. Step 5: Solve for x
    x = 743,137,370,173.44/995,385.60
  6. Step 6: Final answer
    x = 746,582.40

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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.