Home / 1,465,147.12-2,197,366.44-400,194.76

Finding the Fourth Proportional to 1,465,147.12, 2,197,366.44 and 400,194.76

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Solution

The fourth proportional to 1,465,147.12, 2,197,366.44 and 400,194.76 is: 600,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,147.12 : 2,197,366.44 = 400,194.76 : x
  2. Step 2: Convert to fraction form
    1,465,147.12/2,197,366.44 = 400,194.76/x
  3. Step 3: Cross multiply
    1,465,147.12x = 2,197,366.44 × 400,194.76
  4. Step 4: Simplify right side
    1,465,147.12x = 879,374,535,087.85
  5. Step 5: Solve for x
    x = 879,374,535,087.85/1,465,147.12
  6. Step 6: Final answer
    x = 600,195.38

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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.