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Finding the Fourth Proportional to 626,808.75, 940,586.73 and 227,480.73

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Solution

The fourth proportional to 626,808.75, 940,586.73 and 227,480.73 is: 341,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,808.75 : 940,586.73 = 227,480.73 : x
  2. Step 2: Convert to fraction form
    626,808.75/940,586.73 = 227,480.73/x
  3. Step 3: Cross multiply
    626,808.75x = 940,586.73 × 227,480.73
  4. Step 4: Simplify right side
    626,808.75x = 213,965,355,968.71
  5. Step 5: Solve for x
    x = 213,965,355,968.71/626,808.75
  6. Step 6: Final answer
    x = 341,356.68

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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.