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Finding the Fourth Proportional to 605,654.66, 835,840.65 and 333,722.48

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Solution

The fourth proportional to 605,654.66, 835,840.65 and 333,722.48 is: 460,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,654.66 : 835,840.65 = 333,722.48 : x
  2. Step 2: Convert to fraction form
    605,654.66/835,840.65 = 333,722.48/x
  3. Step 3: Cross multiply
    605,654.66x = 835,840.65 × 333,722.48
  4. Step 4: Simplify right side
    605,654.66x = 278,938,816,376.67
  5. Step 5: Solve for x
    x = 278,938,816,376.67/605,654.66
  6. Step 6: Final answer
    x = 460,557.53

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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.