Home / 366,928.35-506,416.49-223,771.43

Finding the Fourth Proportional to 366,928.35, 506,416.49 and 223,771.43

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Solution

The fourth proportional to 366,928.35, 506,416.49 and 223,771.43 is: 308,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,928.35 : 506,416.49 = 223,771.43 : x
  2. Step 2: Convert to fraction form
    366,928.35/506,416.49 = 223,771.43/x
  3. Step 3: Cross multiply
    366,928.35x = 506,416.49 × 223,771.43
  4. Step 4: Simplify right side
    366,928.35x = 113,321,542,142.88
  5. Step 5: Solve for x
    x = 113,321,542,142.88/366,928.35
  6. Step 6: Final answer
    x = 308,838.34

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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.