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Finding the Fourth Proportional to 477,394.52, 658,791.30 and 262,534.59

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Solution

The fourth proportional to 477,394.52, 658,791.30 and 262,534.59 is: 362,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,394.52 : 658,791.30 = 262,534.59 : x
  2. Step 2: Convert to fraction form
    477,394.52/658,791.30 = 262,534.59/x
  3. Step 3: Cross multiply
    477,394.52x = 658,791.30 × 262,534.59
  4. Step 4: Simplify right side
    477,394.52x = 172,955,501,771.13
  5. Step 5: Solve for x
    x = 172,955,501,771.13/477,394.52
  6. Step 6: Final answer
    x = 362,290.50

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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.