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Finding the Fourth Proportional to 468,170.73, 646,006.34 and 284,313.69

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Solution

The fourth proportional to 468,170.73, 646,006.34 and 284,313.69 is: 392,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,170.73 : 646,006.34 = 284,313.69 : x
  2. Step 2: Convert to fraction form
    468,170.73/646,006.34 = 284,313.69/x
  3. Step 3: Cross multiply
    468,170.73x = 646,006.34 × 284,313.69
  4. Step 4: Simplify right side
    468,170.73x = 183,668,443,583.42
  5. Step 5: Solve for x
    x = 183,668,443,583.42/468,170.73
  6. Step 6: Final answer
    x = 392,310.82

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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.