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Finding the Fourth Proportional to 568,539.63, 851,449.86 and 327,924.11

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Solution

The fourth proportional to 568,539.63, 851,449.86 and 327,924.11 is: 491,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,539.63 : 851,449.86 = 327,924.11 : x
  2. Step 2: Convert to fraction form
    568,539.63/851,449.86 = 327,924.11/x
  3. Step 3: Cross multiply
    568,539.63x = 851,449.86 × 327,924.11
  4. Step 4: Simplify right side
    568,539.63x = 279,210,939,678.75
  5. Step 5: Solve for x
    x = 279,210,939,678.75/568,539.63
  6. Step 6: Final answer
    x = 491,101.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.