Home / 995,354.80-1,493,032.20-247,400.80

Finding the Fourth Proportional to 995,354.80, 1,493,032.20 and 247,400.80

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Solution

The fourth proportional to 995,354.80, 1,493,032.20 and 247,400.80 is: 371,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,354.80 : 1,493,032.20 = 247,400.80 : x
  2. Step 2: Convert to fraction form
    995,354.80/1,493,032.20 = 247,400.80/x
  3. Step 3: Cross multiply
    995,354.80x = 1,493,032.20 × 247,400.80
  4. Step 4: Simplify right side
    995,354.80x = 369,377,360,705.76
  5. Step 5: Solve for x
    x = 369,377,360,705.76/995,354.80
  6. Step 6: Final answer
    x = 371,101.20

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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.