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Finding the Fourth Proportional to 483,793.84, 725,693.07 and 146,837.42

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Solution

The fourth proportional to 483,793.84, 725,693.07 and 146,837.42 is: 220,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,793.84 : 725,693.07 = 146,837.42 : x
  2. Step 2: Convert to fraction form
    483,793.84/725,693.07 = 146,837.42/x
  3. Step 3: Cross multiply
    483,793.84x = 725,693.07 × 146,837.42
  4. Step 4: Simplify right side
    483,793.84x = 106,558,895,032.85
  5. Step 5: Solve for x
    x = 106,558,895,032.85/483,793.84
  6. Step 6: Final answer
    x = 220,256.83

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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.