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Finding the Fourth Proportional to 323,238.54, 484,934.13 and 101,622.54

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Solution

The fourth proportional to 323,238.54, 484,934.13 and 101,622.54 is: 152,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,238.54 : 484,934.13 = 101,622.54 : x
  2. Step 2: Convert to fraction form
    323,238.54/484,934.13 = 101,622.54/x
  3. Step 3: Cross multiply
    323,238.54x = 484,934.13 × 101,622.54
  4. Step 4: Simplify right side
    323,238.54x = 49,280,238,023.29
  5. Step 5: Solve for x
    x = 49,280,238,023.29/323,238.54
  6. Step 6: Final answer
    x = 152,457.80

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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.