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Finding the Fourth Proportional to 377,292.78, 565,877.64 and 110,991.03

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Solution

The fourth proportional to 377,292.78, 565,877.64 and 110,991.03 is: 166,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,292.78 : 565,877.64 = 110,991.03 : x
  2. Step 2: Convert to fraction form
    377,292.78/565,877.64 = 110,991.03/x
  3. Step 3: Cross multiply
    377,292.78x = 565,877.64 × 110,991.03
  4. Step 4: Simplify right side
    377,292.78x = 62,807,342,117.57
  5. Step 5: Solve for x
    x = 62,807,342,117.57/377,292.78
  6. Step 6: Final answer
    x = 166,468.44

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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.