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Finding the Fourth Proportional to 544,709.80, 816,773.10 and 228,809.80

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Solution

The fourth proportional to 544,709.80, 816,773.10 and 228,809.80 is: 343,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,709.80 : 816,773.10 = 228,809.80 : x
  2. Step 2: Convert to fraction form
    544,709.80/816,773.10 = 228,809.80/x
  3. Step 3: Cross multiply
    544,709.80x = 816,773.10 × 228,809.80
  4. Step 4: Simplify right side
    544,709.80x = 186,885,689,656.38
  5. Step 5: Solve for x
    x = 186,885,689,656.38/544,709.80
  6. Step 6: Final answer
    x = 343,092.21

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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.