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Finding the Fourth Proportional to 609,268.95, 840,757.83 and 364,258.66

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Solution

The fourth proportional to 609,268.95, 840,757.83 and 364,258.66 is: 502,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,268.95 : 840,757.83 = 364,258.66 : x
  2. Step 2: Convert to fraction form
    609,268.95/840,757.83 = 364,258.66/x
  3. Step 3: Cross multiply
    609,268.95x = 840,757.83 × 364,258.66
  4. Step 4: Simplify right side
    609,268.95x = 306,253,320,185.58
  5. Step 5: Solve for x
    x = 306,253,320,185.58/609,268.95
  6. Step 6: Final answer
    x = 502,657.03

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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.