Home / 366,446.37-505,749.43-205,312.33

Finding the Fourth Proportional to 366,446.37, 505,749.43 and 205,312.33

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Solution

The fourth proportional to 366,446.37, 505,749.43 and 205,312.33 is: 283,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,446.37 : 505,749.43 = 205,312.33 : x
  2. Step 2: Convert to fraction form
    366,446.37/505,749.43 = 205,312.33/x
  3. Step 3: Cross multiply
    366,446.37x = 505,749.43 × 205,312.33
  4. Step 4: Simplify right side
    366,446.37x = 103,836,593,869.47
  5. Step 5: Solve for x
    x = 103,836,593,869.47/366,446.37
  6. Step 6: Final answer
    x = 283,360.96

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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.