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Finding the Fourth Proportional to 584,349.63, 806,173.43 and 339,292.56

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Solution

The fourth proportional to 584,349.63, 806,173.43 and 339,292.56 is: 468,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,349.63 : 806,173.43 = 339,292.56 : x
  2. Step 2: Convert to fraction form
    584,349.63/806,173.43 = 339,292.56/x
  3. Step 3: Cross multiply
    584,349.63x = 806,173.43 × 339,292.56
  4. Step 4: Simplify right side
    584,349.63x = 273,528,647,657.11
  5. Step 5: Solve for x
    x = 273,528,647,657.11/584,349.63
  6. Step 6: Final answer
    x = 468,090.73

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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.