Home / 366,535.43-505,847.26-205,405.47

Finding the Fourth Proportional to 366,535.43, 505,847.26 and 205,405.47

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Solution

The fourth proportional to 366,535.43, 505,847.26 and 205,405.47 is: 283,475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,535.43 : 505,847.26 = 205,405.47 : x
  2. Step 2: Convert to fraction form
    366,535.43/505,847.26 = 205,405.47/x
  3. Step 3: Cross multiply
    366,535.43x = 505,847.26 × 205,405.47
  4. Step 4: Simplify right side
    366,535.43x = 103,903,791,659.28
  5. Step 5: Solve for x
    x = 103,903,791,659.28/366,535.43
  6. Step 6: Final answer
    x = 283,475.44

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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.