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Finding the Fourth Proportional to 323,745.93, 485,759.07 and 173,811.24

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Solution

The fourth proportional to 323,745.93, 485,759.07 and 173,811.24 is: 260,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,745.93 : 485,759.07 = 173,811.24 : x
  2. Step 2: Convert to fraction form
    323,745.93/485,759.07 = 173,811.24/x
  3. Step 3: Cross multiply
    323,745.93x = 485,759.07 × 173,811.24
  4. Step 4: Simplify right side
    323,745.93x = 84,430,386,297.95
  5. Step 5: Solve for x
    x = 84,430,386,297.95/323,745.93
  6. Step 6: Final answer
    x = 260,792.12

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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.