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Finding the Fourth Proportional to 477,370.82, 658,776.58 and 262,512.48

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Solution

The fourth proportional to 477,370.82, 658,776.58 and 262,512.48 is: 362,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,370.82 : 658,776.58 = 262,512.48 : x
  2. Step 2: Convert to fraction form
    477,370.82/658,776.58 = 262,512.48/x
  3. Step 3: Cross multiply
    477,370.82x = 658,776.58 × 262,512.48
  4. Step 4: Simplify right side
    477,370.82x = 172,937,073,781.72
  5. Step 5: Solve for x
    x = 172,937,073,781.72/477,370.82
  6. Step 6: Final answer
    x = 362,269.89

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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.