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Finding the Fourth Proportional to 613,327.54, 846,373.17 and 341,388.46

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Solution

The fourth proportional to 613,327.54, 846,373.17 and 341,388.46 is: 471,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,327.54 : 846,373.17 = 341,388.46 : x
  2. Step 2: Convert to fraction form
    613,327.54/846,373.17 = 341,388.46/x
  3. Step 3: Cross multiply
    613,327.54x = 846,373.17 × 341,388.46
  4. Step 4: Simplify right side
    613,327.54x = 288,942,033,091.62
  5. Step 5: Solve for x
    x = 288,942,033,091.62/613,327.54
  6. Step 6: Final answer
    x = 471,105.59

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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.