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Finding the Fourth Proportional to 571,102.98, 788,121.86 and 341,669.97

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Solution

The fourth proportional to 571,102.98, 788,121.86 and 341,669.97 is: 471,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,102.98 : 788,121.86 = 341,669.97 : x
  2. Step 2: Convert to fraction form
    571,102.98/788,121.86 = 341,669.97/x
  3. Step 3: Cross multiply
    571,102.98x = 788,121.86 × 341,669.97
  4. Step 4: Simplify right side
    571,102.98x = 269,277,572,262.54
  5. Step 5: Solve for x
    x = 269,277,572,262.54/571,102.98
  6. Step 6: Final answer
    x = 471,504.41

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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.