Home / 995,400.77-1,493,100.74-247,446.77

Finding the Fourth Proportional to 995,400.77, 1,493,100.74 and 247,446.77

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Solution

The fourth proportional to 995,400.77, 1,493,100.74 and 247,446.77 is: 371,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,400.77 : 1,493,100.74 = 247,446.77 : x
  2. Step 2: Convert to fraction form
    995,400.77/1,493,100.74 = 247,446.77/x
  3. Step 3: Cross multiply
    995,400.77x = 1,493,100.74 × 247,446.77
  4. Step 4: Simplify right side
    995,400.77x = 369,462,948,550.72
  5. Step 5: Solve for x
    x = 369,462,948,550.72/995,400.77
  6. Step 6: Final answer
    x = 371,170.05

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Half scale
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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.