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Finding the Fourth Proportional to 565,860.50, 848,778.45 and 266,174.98

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Solution

The fourth proportional to 565,860.50, 848,778.45 and 266,174.98 is: 399,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,860.50 : 848,778.45 = 266,174.98 : x
  2. Step 2: Convert to fraction form
    565,860.50/848,778.45 = 266,174.98/x
  3. Step 3: Cross multiply
    565,860.50x = 848,778.45 × 266,174.98
  4. Step 4: Simplify right side
    565,860.50x = 225,923,583,833.08
  5. Step 5: Solve for x
    x = 225,923,583,833.08/565,860.50
  6. Step 6: Final answer
    x = 399,256.68

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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.