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Finding the Fourth Proportional to 565,508.73, 848,381.94 and 166,115.91

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Solution

The fourth proportional to 565,508.73, 848,381.94 and 166,115.91 is: 249,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,508.73 : 848,381.94 = 166,115.91 : x
  2. Step 2: Convert to fraction form
    565,508.73/848,381.94 = 166,115.91/x
  3. Step 3: Cross multiply
    565,508.73x = 848,381.94 × 166,115.91
  4. Step 4: Simplify right side
    565,508.73x = 140,929,737,990.67
  5. Step 5: Solve for x
    x = 140,929,737,990.67/565,508.73
  6. Step 6: Final answer
    x = 249,208.78

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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.