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Finding the Fourth Proportional to 477,194.01, 658,540.31 and 262,339.49

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Solution

The fourth proportional to 477,194.01, 658,540.31 and 262,339.49 is: 362,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,194.01 : 658,540.31 = 262,339.49 : x
  2. Step 2: Convert to fraction form
    477,194.01/658,540.31 = 262,339.49/x
  3. Step 3: Cross multiply
    477,194.01x = 658,540.31 × 262,339.49
  4. Step 4: Simplify right side
    477,194.01x = 172,761,124,465.44
  5. Step 5: Solve for x
    x = 172,761,124,465.44/477,194.01
  6. Step 6: Final answer
    x = 362,035.40

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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.