Home / 366,622.03-505,958.25-205,528.87

Finding the Fourth Proportional to 366,622.03, 505,958.25 and 205,528.87

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Solution

The fourth proportional to 366,622.03, 505,958.25 and 205,528.87 is: 283,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,622.03 : 505,958.25 = 205,528.87 : x
  2. Step 2: Convert to fraction form
    366,622.03/505,958.25 = 205,528.87/x
  3. Step 3: Cross multiply
    366,622.03x = 505,958.25 × 205,528.87
  4. Step 4: Simplify right side
    366,622.03x = 103,989,027,389.68
  5. Step 5: Solve for x
    x = 103,989,027,389.68/366,622.03
  6. Step 6: Final answer
    x = 283,640.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.