Home / 550,933.48-826,843.11-284,771.98

Finding the Fourth Proportional to 550,933.48, 826,843.11 and 284,771.98

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Solution

The fourth proportional to 550,933.48, 826,843.11 and 284,771.98 is: 427,386.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,933.48 : 826,843.11 = 284,771.98 : x
  2. Step 2: Convert to fraction form
    550,933.48/826,843.11 = 284,771.98/x
  3. Step 3: Cross multiply
    550,933.48x = 826,843.11 × 284,771.98
  4. Step 4: Simplify right side
    550,933.48x = 235,461,749,584.06
  5. Step 5: Solve for x
    x = 235,461,749,584.06/550,933.48
  6. Step 6: Final answer
    x = 427,386.90

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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.