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Finding the Fourth Proportional to 576,951.06, 796,030.34 and 331,923

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Solution

The fourth proportional to 576,951.06, 796,030.34 and 331,923 is: 457,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,951.06 : 796,030.34 = 331,923 : x
  2. Step 2: Convert to fraction form
    576,951.06/796,030.34 = 331,923/x
  3. Step 3: Cross multiply
    576,951.06x = 796,030.34 × 331,923
  4. Step 4: Simplify right side
    576,951.06x = 264,220,776,884.21
  5. Step 5: Solve for x
    x = 264,220,776,884.21/576,951.06
  6. Step 6: Final answer
    x = 457,960.47

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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.