Home / 418,784.97-628,385.03-166,060.04

Finding the Fourth Proportional to 418,784.97, 628,385.03 and 166,060.04

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Solution

The fourth proportional to 418,784.97, 628,385.03 and 166,060.04 is: 249,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,784.97 : 628,385.03 = 166,060.04 : x
  2. Step 2: Convert to fraction form
    418,784.97/628,385.03 = 166,060.04/x
  3. Step 3: Cross multiply
    418,784.97x = 628,385.03 × 166,060.04
  4. Step 4: Simplify right side
    418,784.97x = 104,349,645,203.31
  5. Step 5: Solve for x
    x = 104,349,645,203.31/418,784.97
  6. Step 6: Final answer
    x = 249,172.37

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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.