Home / 1,135,749.60-1,703,255.65-377,387.44

Finding the Fourth Proportional to 1,135,749.60, 1,703,255.65 and 377,387.44

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Solution

The fourth proportional to 1,135,749.60, 1,703,255.65 and 377,387.44 is: 565,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,749.60 : 1,703,255.65 = 377,387.44 : x
  2. Step 2: Convert to fraction form
    1,135,749.60/1,703,255.65 = 377,387.44/x
  3. Step 3: Cross multiply
    1,135,749.60x = 1,703,255.65 × 377,387.44
  4. Step 4: Simplify right side
    1,135,749.60x = 642,787,284,217.43
  5. Step 5: Solve for x
    x = 642,787,284,217.43/1,135,749.60
  6. Step 6: Final answer
    x = 565,958.63

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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.