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Finding the Fourth Proportional to 425,933.26, 587,727.46 and 264,729.49

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Solution

The fourth proportional to 425,933.26, 587,727.46 and 264,729.49 is: 365,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,933.26 : 587,727.46 = 264,729.49 : x
  2. Step 2: Convert to fraction form
    425,933.26/587,727.46 = 264,729.49/x
  3. Step 3: Cross multiply
    425,933.26x = 587,727.46 × 264,729.49
  4. Step 4: Simplify right side
    425,933.26x = 155,588,789,606.39
  5. Step 5: Solve for x
    x = 155,588,789,606.39/425,933.26
  6. Step 6: Final answer
    x = 365,289.13

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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.