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Finding the Fourth Proportional to 586,174.43, 809,072.80 and 331,673.24

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Solution

The fourth proportional to 586,174.43, 809,072.80 and 331,673.24 is: 457,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,174.43 : 809,072.80 = 331,673.24 : x
  2. Step 2: Convert to fraction form
    586,174.43/809,072.80 = 331,673.24/x
  3. Step 3: Cross multiply
    586,174.43x = 809,072.80 × 331,673.24
  4. Step 4: Simplify right side
    586,174.43x = 268,347,798,165.37
  5. Step 5: Solve for x
    x = 268,347,798,165.37/586,174.43
  6. Step 6: Final answer
    x = 457,795.13

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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.