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Finding the Fourth Proportional to 565,511.85, 848,872.08 and 228,772.62

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Solution

The fourth proportional to 565,511.85, 848,872.08 and 228,772.62 is: 343,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,511.85 : 848,872.08 = 228,772.62 : x
  2. Step 2: Convert to fraction form
    565,511.85/848,872.08 = 228,772.62/x
  3. Step 3: Cross multiply
    565,511.85x = 848,872.08 × 228,772.62
  4. Step 4: Simplify right side
    565,511.85x = 194,198,689,786.45
  5. Step 5: Solve for x
    x = 194,198,689,786.45/565,511.85
  6. Step 6: Final answer
    x = 343,403.40

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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.