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Finding the Fourth Proportional to 322,935.98, 484,406.67 and 112,573.58

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Solution

The fourth proportional to 322,935.98, 484,406.67 and 112,573.58 is: 168,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,935.98 : 484,406.67 = 112,573.58 : x
  2. Step 2: Convert to fraction form
    322,935.98/484,406.67 = 112,573.58/x
  3. Step 3: Cross multiply
    322,935.98x = 484,406.67 × 112,573.58
  4. Step 4: Simplify right side
    322,935.98x = 54,531,393,017.78
  5. Step 5: Solve for x
    x = 54,531,393,017.78/322,935.98
  6. Step 6: Final answer
    x = 168,861.31

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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.