Home / 488,214.19-731,804.58-222,161.54

Finding the Fourth Proportional to 488,214.19, 731,804.58 and 222,161.54

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Solution

The fourth proportional to 488,214.19, 731,804.58 and 222,161.54 is: 333,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,214.19 : 731,804.58 = 222,161.54 : x
  2. Step 2: Convert to fraction form
    488,214.19/731,804.58 = 222,161.54/x
  3. Step 3: Cross multiply
    488,214.19x = 731,804.58 × 222,161.54
  4. Step 4: Simplify right side
    488,214.19x = 162,578,832,471.85
  5. Step 5: Solve for x
    x = 162,578,832,471.85/488,214.19
  6. Step 6: Final answer
    x = 333,007.18

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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.