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Finding the Fourth Proportional to 483,628.14, 667,199.61 and 302,024.79

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Solution

The fourth proportional to 483,628.14, 667,199.61 and 302,024.79 is: 416,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,628.14 : 667,199.61 = 302,024.79 : x
  2. Step 2: Convert to fraction form
    483,628.14/667,199.61 = 302,024.79/x
  3. Step 3: Cross multiply
    483,628.14x = 667,199.61 × 302,024.79
  4. Step 4: Simplify right side
    483,628.14x = 201,510,822,098.33
  5. Step 5: Solve for x
    x = 201,510,822,098.33/483,628.14
  6. Step 6: Final answer
    x = 416,664.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.