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Finding the Fourth Proportional to 477,194.22, 658,540.58 and 262,339.70

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Solution

The fourth proportional to 477,194.22, 658,540.58 and 262,339.70 is: 362,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,194.22 : 658,540.58 = 262,339.70 : x
  2. Step 2: Convert to fraction form
    477,194.22/658,540.58 = 262,339.70/x
  3. Step 3: Cross multiply
    477,194.22x = 658,540.58 × 262,339.70
  4. Step 4: Simplify right side
    477,194.22x = 172,761,333,590.63
  5. Step 5: Solve for x
    x = 172,761,333,590.63/477,194.22
  6. Step 6: Final answer
    x = 362,035.68

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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.