Home / 837,138.64-1,255,679.76-363,824.02

Finding the Fourth Proportional to 837,138.64, 1,255,679.76 and 363,824.02

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Solution

The fourth proportional to 837,138.64, 1,255,679.76 and 363,824.02 is: 545,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,138.64 : 1,255,679.76 = 363,824.02 : x
  2. Step 2: Convert to fraction form
    837,138.64/1,255,679.76 = 363,824.02/x
  3. Step 3: Cross multiply
    837,138.64x = 1,255,679.76 × 363,824.02
  4. Step 4: Simplify right side
    837,138.64x = 456,846,458,115.84
  5. Step 5: Solve for x
    x = 456,846,458,115.84/837,138.64
  6. Step 6: Final answer
    x = 545,723.77

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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.