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Finding the Fourth Proportional to 483,336.59, 667,004.15 and 268,496.64

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Solution

The fourth proportional to 483,336.59, 667,004.15 and 268,496.64 is: 370,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,336.59 : 667,004.15 = 268,496.64 : x
  2. Step 2: Convert to fraction form
    483,336.59/667,004.15 = 268,496.64/x
  3. Step 3: Cross multiply
    483,336.59x = 667,004.15 × 268,496.64
  4. Step 4: Simplify right side
    483,336.59x = 179,088,373,812.30
  5. Step 5: Solve for x
    x = 179,088,373,812.30/483,336.59
  6. Step 6: Final answer
    x = 370,525.18

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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.