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Finding the Fourth Proportional to 419,669.71, 629,373.34 and 182,773.87

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Solution

The fourth proportional to 419,669.71, 629,373.34 and 182,773.87 is: 274,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,669.71 : 629,373.34 = 182,773.87 : x
  2. Step 2: Convert to fraction form
    419,669.71/629,373.34 = 182,773.87/x
  3. Step 3: Cross multiply
    419,669.71x = 629,373.34 × 182,773.87
  4. Step 4: Simplify right side
    419,669.71x = 115,032,999,681.66
  5. Step 5: Solve for x
    x = 115,032,999,681.66/419,669.71
  6. Step 6: Final answer
    x = 274,103.65

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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.