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Finding the Fourth Proportional to 613,231.22, 846,286.97 and 341,316.54

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Solution

The fourth proportional to 613,231.22, 846,286.97 and 341,316.54 is: 471,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,231.22 : 846,286.97 = 341,316.54 : x
  2. Step 2: Convert to fraction form
    613,231.22/846,286.97 = 341,316.54/x
  3. Step 3: Cross multiply
    613,231.22x = 846,286.97 × 341,316.54
  4. Step 4: Simplify right side
    613,231.22x = 288,851,738,740.90
  5. Step 5: Solve for x
    x = 288,851,738,740.90/613,231.22
  6. Step 6: Final answer
    x = 471,032.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.