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Finding the Fourth Proportional to 613,703.72, 846,850.51 and 341,796.91

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Solution

The fourth proportional to 613,703.72, 846,850.51 and 341,796.91 is: 471,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,703.72 : 846,850.51 = 341,796.91 : x
  2. Step 2: Convert to fraction form
    613,703.72/846,850.51 = 341,796.91/x
  3. Step 3: Cross multiply
    613,703.72x = 846,850.51 × 341,796.91
  4. Step 4: Simplify right side
    613,703.72x = 289,450,887,549.92
  5. Step 5: Solve for x
    x = 289,450,887,549.92/613,703.72
  6. Step 6: Final answer
    x = 471,645.97

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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.