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Finding the Fourth Proportional to 372,497.22, 558,745.83 and 306,566.82

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Solution

The fourth proportional to 372,497.22, 558,745.83 and 306,566.82 is: 459,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,497.22 : 558,745.83 = 306,566.82 : x
  2. Step 2: Convert to fraction form
    372,497.22/558,745.83 = 306,566.82/x
  3. Step 3: Cross multiply
    372,497.22x = 558,745.83 × 306,566.82
  4. Step 4: Simplify right side
    372,497.22x = 171,292,932,291.36
  5. Step 5: Solve for x
    x = 171,292,932,291.36/372,497.22
  6. Step 6: Final answer
    x = 459,850.23

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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.