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Finding the Fourth Proportional to 605,356.93, 835,398.22 and 333,425.81

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Solution

The fourth proportional to 605,356.93, 835,398.22 and 333,425.81 is: 460,130.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,356.93 : 835,398.22 = 333,425.81 : x
  2. Step 2: Convert to fraction form
    605,356.93/835,398.22 = 333,425.81/x
  3. Step 3: Cross multiply
    605,356.93x = 835,398.22 × 333,425.81
  4. Step 4: Simplify right side
    605,356.93x = 278,543,328,176.06
  5. Step 5: Solve for x
    x = 278,543,328,176.06/605,356.93
  6. Step 6: Final answer
    x = 460,130.73

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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.