Home / 363,566.28-545,283.76-126,976.60

Finding the Fourth Proportional to 363,566.28, 545,283.76 and 126,976.60

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Solution

The fourth proportional to 363,566.28, 545,283.76 and 126,976.60 is: 190,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,566.28 : 545,283.76 = 126,976.60 : x
  2. Step 2: Convert to fraction form
    363,566.28/545,283.76 = 126,976.60/x
  3. Step 3: Cross multiply
    363,566.28x = 545,283.76 × 126,976.60
  4. Step 4: Simplify right side
    363,566.28x = 69,238,277,880.02
  5. Step 5: Solve for x
    x = 69,238,277,880.02/363,566.28
  6. Step 6: Final answer
    x = 190,441.97

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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.