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Finding the Fourth Proportional to 613,163.32, 846,148.08 and 341,226.88

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Solution

The fourth proportional to 613,163.32, 846,148.08 and 341,226.88 is: 470,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,163.32 : 846,148.08 = 341,226.88 : x
  2. Step 2: Convert to fraction form
    613,163.32/846,148.08 = 341,226.88/x
  3. Step 3: Cross multiply
    613,163.32x = 846,148.08 × 341,226.88
  4. Step 4: Simplify right side
    613,163.32x = 288,728,469,356.39
  5. Step 5: Solve for x
    x = 288,728,469,356.39/613,163.32
  6. Step 6: Final answer
    x = 470,883.47

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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.