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Finding the Fourth Proportional to 566,861.46, 850,499.36 and 263,395.78

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Solution

The fourth proportional to 566,861.46, 850,499.36 and 263,395.78 is: 395,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,861.46 : 850,499.36 = 263,395.78 : x
  2. Step 2: Convert to fraction form
    566,861.46/850,499.36 = 263,395.78/x
  3. Step 3: Cross multiply
    566,861.46x = 850,499.36 × 263,395.78
  4. Step 4: Simplify right side
    566,861.46x = 224,017,942,316.70
  5. Step 5: Solve for x
    x = 224,017,942,316.70/566,861.46
  6. Step 6: Final answer
    x = 395,189.93

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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.