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Finding the Fourth Proportional to 341,430.69, 471,174.44 and 188,468.97

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Solution

The fourth proportional to 341,430.69, 471,174.44 and 188,468.97 is: 260,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,430.69 : 471,174.44 = 188,468.97 : x
  2. Step 2: Convert to fraction form
    341,430.69/471,174.44 = 188,468.97/x
  3. Step 3: Cross multiply
    341,430.69x = 471,174.44 × 188,468.97
  4. Step 4: Simplify right side
    341,430.69x = 88,801,762,795.93
  5. Step 5: Solve for x
    x = 88,801,762,795.93/341,430.69
  6. Step 6: Final answer
    x = 260,087.23

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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.