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Finding the Fourth Proportional to 483,411.49, 725,192.44 and 146,371.89

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Solution

The fourth proportional to 483,411.49, 725,192.44 and 146,371.89 is: 219,580.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,411.49 : 725,192.44 = 146,371.89 : x
  2. Step 2: Convert to fraction form
    483,411.49/725,192.44 = 146,371.89/x
  3. Step 3: Cross multiply
    483,411.49x = 725,192.44 × 146,371.89
  4. Step 4: Simplify right side
    483,411.49x = 106,147,791,233.40
  5. Step 5: Solve for x
    x = 106,147,791,233.40/483,411.49
  6. Step 6: Final answer
    x = 219,580.61

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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.