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Finding the Fourth Proportional to 606,791.76, 835,404.48 and 477,502.32

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Solution

The fourth proportional to 606,791.76, 835,404.48 and 477,502.32 is: 657,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,791.76 : 835,404.48 = 477,502.32 : x
  2. Step 2: Convert to fraction form
    606,791.76/835,404.48 = 477,502.32/x
  3. Step 3: Cross multiply
    606,791.76x = 835,404.48 × 477,502.32
  4. Step 4: Simplify right side
    606,791.76x = 398,907,577,338.39
  5. Step 5: Solve for x
    x = 398,907,577,338.39/606,791.76
  6. Step 6: Final answer
    x = 657,404.41

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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.