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Finding the Fourth Proportional to 605,400.68, 835,422.08 and 333,462.72

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Solution

The fourth proportional to 605,400.68, 835,422.08 and 333,462.72 is: 460,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,400.68 : 835,422.08 = 333,462.72 : x
  2. Step 2: Convert to fraction form
    605,400.68/835,422.08 = 333,462.72/x
  3. Step 3: Cross multiply
    605,400.68x = 835,422.08 × 333,462.72
  4. Step 4: Simplify right side
    605,400.68x = 278,582,117,477.54
  5. Step 5: Solve for x
    x = 278,582,117,477.54/605,400.68
  6. Step 6: Final answer
    x = 460,161.55

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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.