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Finding the Fourth Proportional to 584,074.88, 806,018.64 and 339,082.37

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Solution

The fourth proportional to 584,074.88, 806,018.64 and 339,082.37 is: 467,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,074.88 : 806,018.64 = 339,082.37 : x
  2. Step 2: Convert to fraction form
    584,074.88/806,018.64 = 339,082.37/x
  3. Step 3: Cross multiply
    584,074.88x = 806,018.64 × 339,082.37
  4. Step 4: Simplify right side
    584,074.88x = 273,306,704,989.87
  5. Step 5: Solve for x
    x = 273,306,704,989.87/584,074.88
  6. Step 6: Final answer
    x = 467,930.94

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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.