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Finding the Fourth Proportional to 599,488.72, 827,846.92 and 385,002.48

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Solution

The fourth proportional to 599,488.72, 827,846.92 and 385,002.48 is: 531,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,488.72 : 827,846.92 = 385,002.48 : x
  2. Step 2: Convert to fraction form
    599,488.72/827,846.92 = 385,002.48/x
  3. Step 3: Cross multiply
    599,488.72x = 827,846.92 × 385,002.48
  4. Step 4: Simplify right side
    599,488.72x = 318,723,117,260.36
  5. Step 5: Solve for x
    x = 318,723,117,260.36/599,488.72
  6. Step 6: Final answer
    x = 531,658.24

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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.