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Finding the Fourth Proportional to 483,532.87, 667,263.23 and 268,673.48

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Solution

The fourth proportional to 483,532.87, 667,263.23 and 268,673.48 is: 370,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,532.87 : 667,263.23 = 268,673.48 : x
  2. Step 2: Convert to fraction form
    483,532.87/667,263.23 = 268,673.48/x
  3. Step 3: Cross multiply
    483,532.87x = 667,263.23 × 268,673.48
  4. Step 4: Simplify right side
    483,532.87x = 179,275,934,080.14
  5. Step 5: Solve for x
    x = 179,275,934,080.14/483,532.87
  6. Step 6: Final answer
    x = 370,762.67

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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.