Home / 488,890.70-733,664.10-222,514.10

Finding the Fourth Proportional to 488,890.70, 733,664.10 and 222,514.10

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Solution

The fourth proportional to 488,890.70, 733,664.10 and 222,514.10 is: 333,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,890.70 : 733,664.10 = 222,514.10 : x
  2. Step 2: Convert to fraction form
    488,890.70/733,664.10 = 222,514.10/x
  3. Step 3: Cross multiply
    488,890.70x = 733,664.10 × 222,514.10
  4. Step 4: Simplify right side
    488,890.70x = 163,250,606,913.81
  5. Step 5: Solve for x
    x = 163,250,606,913.81/488,890.70
  6. Step 6: Final answer
    x = 333,920.46

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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.