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Finding the Fourth Proportional to 323,737.24, 485,745.81 and 173,802.46

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Solution

The fourth proportional to 323,737.24, 485,745.81 and 173,802.46 is: 260,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,737.24 : 485,745.81 = 173,802.46 : x
  2. Step 2: Convert to fraction form
    323,737.24/485,745.81 = 173,802.46/x
  3. Step 3: Cross multiply
    323,737.24x = 485,745.81 × 173,802.46
  4. Step 4: Simplify right side
    323,737.24x = 84,423,816,712.69
  5. Step 5: Solve for x
    x = 84,423,816,712.69/323,737.24
  6. Step 6: Final answer
    x = 260,778.82

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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.