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Finding the Fourth Proportional to 613,207.56, 846,226.43 and 341,339.68

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Solution

The fourth proportional to 613,207.56, 846,226.43 and 341,339.68 is: 471,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,207.56 : 846,226.43 = 341,339.68 : x
  2. Step 2: Convert to fraction form
    613,207.56/846,226.43 = 341,339.68/x
  3. Step 3: Cross multiply
    613,207.56x = 846,226.43 × 341,339.68
  4. Step 4: Simplify right side
    613,207.56x = 288,850,656,708.18
  5. Step 5: Solve for x
    x = 288,850,656,708.18/613,207.56
  6. Step 6: Final answer
    x = 471,048.76

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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.