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Finding the Fourth Proportional to 403,733.70, 605,600.55 and 123,250.95

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Solution

The fourth proportional to 403,733.70, 605,600.55 and 123,250.95 is: 184,876.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,733.70 : 605,600.55 = 123,250.95 : x
  2. Step 2: Convert to fraction form
    403,733.70/605,600.55 = 123,250.95/x
  3. Step 3: Cross multiply
    403,733.70x = 605,600.55 × 123,250.95
  4. Step 4: Simplify right side
    403,733.70x = 74,640,843,108.02
  5. Step 5: Solve for x
    x = 74,640,843,108.02/403,733.70
  6. Step 6: Final answer
    x = 184,876.43

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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.