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Finding the Fourth Proportional to 395,352.59, 593,086.79 and 125,390.68

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Solution

The fourth proportional to 395,352.59, 593,086.79 and 125,390.68 is: 188,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,352.59 : 593,086.79 = 125,390.68 : x
  2. Step 2: Convert to fraction form
    395,352.59/593,086.79 = 125,390.68/x
  3. Step 3: Cross multiply
    395,352.59x = 593,086.79 × 125,390.68
  4. Step 4: Simplify right side
    395,352.59x = 74,367,552,931.68
  5. Step 5: Solve for x
    x = 74,367,552,931.68/395,352.59
  6. Step 6: Final answer
    x = 188,104.38

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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.