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Finding the Fourth Proportional to 483,449.16, 725,833.92 and 333,318.90

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Solution

The fourth proportional to 483,449.16, 725,833.92 and 333,318.90 is: 500,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,449.16 : 725,833.92 = 333,318.90 : x
  2. Step 2: Convert to fraction form
    483,449.16/725,833.92 = 333,318.90/x
  3. Step 3: Cross multiply
    483,449.16x = 725,833.92 × 333,318.90
  4. Step 4: Simplify right side
    483,449.16x = 241,934,163,797.09
  5. Step 5: Solve for x
    x = 241,934,163,797.09/483,449.16
  6. Step 6: Final answer
    x = 500,433.52

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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.