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Finding the Fourth Proportional to 494,659.74, 741,877.46 and 251,254.07

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Solution

The fourth proportional to 494,659.74, 741,877.46 and 251,254.07 is: 376,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,659.74 : 741,877.46 = 251,254.07 : x
  2. Step 2: Convert to fraction form
    494,659.74/741,877.46 = 251,254.07/x
  3. Step 3: Cross multiply
    494,659.74x = 741,877.46 × 251,254.07
  4. Step 4: Simplify right side
    494,659.74x = 186,399,726,300.61
  5. Step 5: Solve for x
    x = 186,399,726,300.61/494,659.74
  6. Step 6: Final answer
    x = 376,824.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.