Home / 442,910.20-664,043.44-176,590.84

Finding the Fourth Proportional to 442,910.20, 664,043.44 and 176,590.84

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Solution

The fourth proportional to 442,910.20, 664,043.44 and 176,590.84 is: 264,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,910.20 : 664,043.44 = 176,590.84 : x
  2. Step 2: Convert to fraction form
    442,910.20/664,043.44 = 176,590.84/x
  3. Step 3: Cross multiply
    442,910.20x = 664,043.44 × 176,590.84
  4. Step 4: Simplify right side
    442,910.20x = 117,263,988,866.09
  5. Step 5: Solve for x
    x = 117,263,988,866.09/442,910.20
  6. Step 6: Final answer
    x = 264,757.93

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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.