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Finding the Fourth Proportional to 551,351.07, 827,351.60 and 231,559.05

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Solution

The fourth proportional to 551,351.07, 827,351.60 and 231,559.05 is: 347,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,351.07 : 827,351.60 = 231,559.05 : x
  2. Step 2: Convert to fraction form
    551,351.07/827,351.60 = 231,559.05/x
  3. Step 3: Cross multiply
    551,351.07x = 827,351.60 × 231,559.05
  4. Step 4: Simplify right side
    551,351.07x = 191,580,749,354.19
  5. Step 5: Solve for x
    x = 191,580,749,354.19/551,351.07
  6. Step 6: Final answer
    x = 347,475.07

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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.