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Finding the Fourth Proportional to 605,551.95, 835,662.47 and 329,908.44

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Solution

The fourth proportional to 605,551.95, 835,662.47 and 329,908.44 is: 455,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,551.95 : 835,662.47 = 329,908.44 : x
  2. Step 2: Convert to fraction form
    605,551.95/835,662.47 = 329,908.44/x
  3. Step 3: Cross multiply
    605,551.95x = 835,662.47 × 329,908.44
  4. Step 4: Simplify right side
    605,551.95x = 275,692,100,194.71
  5. Step 5: Solve for x
    x = 275,692,100,194.71/605,551.95
  6. Step 6: Final answer
    x = 455,274.07

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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.