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Finding the Fourth Proportional to 349,589.72, 524,007.83 and 169,293.44

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Solution

The fourth proportional to 349,589.72, 524,007.83 and 169,293.44 is: 253,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,589.72 : 524,007.83 = 169,293.44 : x
  2. Step 2: Convert to fraction form
    349,589.72/524,007.83 = 169,293.44/x
  3. Step 3: Cross multiply
    349,589.72x = 524,007.83 × 169,293.44
  4. Step 4: Simplify right side
    349,589.72x = 88,711,089,860.89
  5. Step 5: Solve for x
    x = 88,711,089,860.89/349,589.72
  6. Step 6: Final answer
    x = 253,757.72

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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.