Home / 404,822.80-606,748.20-168,043.60

Finding the Fourth Proportional to 404,822.80, 606,748.20 and 168,043.60

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Solution

The fourth proportional to 404,822.80, 606,748.20 and 168,043.60 is: 251,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,822.80 : 606,748.20 = 168,043.60 : x
  2. Step 2: Convert to fraction form
    404,822.80/606,748.20 = 168,043.60/x
  3. Step 3: Cross multiply
    404,822.80x = 606,748.20 × 168,043.60
  4. Step 4: Simplify right side
    404,822.80x = 101,960,151,821.52
  5. Step 5: Solve for x
    x = 101,960,151,821.52/404,822.80
  6. Step 6: Final answer
    x = 251,863.66

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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.