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Finding the Fourth Proportional to 373,798.20, 515,842.26 and 204,032.34

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Solution

The fourth proportional to 373,798.20, 515,842.26 and 204,032.34 is: 281,565.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,798.20 : 515,842.26 = 204,032.34 : x
  2. Step 2: Convert to fraction form
    373,798.20/515,842.26 = 204,032.34/x
  3. Step 3: Cross multiply
    373,798.20x = 515,842.26 × 204,032.34
  4. Step 4: Simplify right side
    373,798.20x = 105,248,503,378.69
  5. Step 5: Solve for x
    x = 105,248,503,378.69/373,798.20
  6. Step 6: Final answer
    x = 281,565.04

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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.