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Finding the Fourth Proportional to 371,610.40, 512,904.18 and 244,297.84

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Solution

The fourth proportional to 371,610.40, 512,904.18 and 244,297.84 is: 337,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,610.40 : 512,904.18 = 244,297.84 : x
  2. Step 2: Convert to fraction form
    371,610.40/512,904.18 = 244,297.84/x
  3. Step 3: Cross multiply
    371,610.40x = 512,904.18 × 244,297.84
  4. Step 4: Simplify right side
    371,610.40x = 125,301,383,300.97
  5. Step 5: Solve for x
    x = 125,301,383,300.97/371,610.40
  6. Step 6: Final answer
    x = 337,184.81

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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.