Home / 904,540.56-1,357,105.64-455,029.44

Finding the Fourth Proportional to 904,540.56, 1,357,105.64 and 455,029.44

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Solution

The fourth proportional to 904,540.56, 1,357,105.64 and 455,029.44 is: 682,692.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,540.56 : 1,357,105.64 = 455,029.44 : x
  2. Step 2: Convert to fraction form
    904,540.56/1,357,105.64 = 455,029.44/x
  3. Step 3: Cross multiply
    904,540.56x = 1,357,105.64 × 455,029.44
  4. Step 4: Simplify right side
    904,540.56x = 617,523,019,390.04
  5. Step 5: Solve for x
    x = 617,523,019,390.04/904,540.56
  6. Step 6: Final answer
    x = 682,692.46

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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.