Home / 837,791.28-1,156,180.77-455,832.54

Finding the Fourth Proportional to 837,791.28, 1,156,180.77 and 455,832.54

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Solution

The fourth proportional to 837,791.28, 1,156,180.77 and 455,832.54 is: 629,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,791.28 : 1,156,180.77 = 455,832.54 : x
  2. Step 2: Convert to fraction form
    837,791.28/1,156,180.77 = 455,832.54/x
  3. Step 3: Cross multiply
    837,791.28x = 1,156,180.77 × 455,832.54
  4. Step 4: Simplify right side
    837,791.28x = 527,024,817,088.26
  5. Step 5: Solve for x
    x = 527,024,817,088.26/837,791.28
  6. Step 6: Final answer
    x = 629,064.58

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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.