Home / 413,972.19-621,199.26-174,068.73

Finding the Fourth Proportional to 413,972.19, 621,199.26 and 174,068.73

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Solution

The fourth proportional to 413,972.19, 621,199.26 and 174,068.73 is: 261,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,972.19 : 621,199.26 = 174,068.73 : x
  2. Step 2: Convert to fraction form
    413,972.19/621,199.26 = 174,068.73/x
  3. Step 3: Cross multiply
    413,972.19x = 621,199.26 × 174,068.73
  4. Step 4: Simplify right side
    413,972.19x = 108,131,366,265.14
  5. Step 5: Solve for x
    x = 108,131,366,265.14/413,972.19
  6. Step 6: Final answer
    x = 261,204.42

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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.