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Finding the Fourth Proportional to 299,874.66, 449,804.83 and 97,470.51

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Solution

The fourth proportional to 299,874.66, 449,804.83 and 97,470.51 is: 146,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,874.66 : 449,804.83 = 97,470.51 : x
  2. Step 2: Convert to fraction form
    299,874.66/449,804.83 = 97,470.51/x
  3. Step 3: Cross multiply
    299,874.66x = 449,804.83 × 97,470.51
  4. Step 4: Simplify right side
    299,874.66x = 43,842,706,180.56
  5. Step 5: Solve for x
    x = 43,842,706,180.56/299,874.66
  6. Step 6: Final answer
    x = 146,203.44

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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.