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Finding the Fourth Proportional to 254,999.80, 381,624.90 and 234,004.60

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Solution

The fourth proportional to 254,999.80, 381,624.90 and 234,004.60 is: 350,204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,999.80 : 381,624.90 = 234,004.60 : x
  2. Step 2: Convert to fraction form
    254,999.80/381,624.90 = 234,004.60/x
  3. Step 3: Cross multiply
    254,999.80x = 381,624.90 × 234,004.60
  4. Step 4: Simplify right side
    254,999.80x = 89,301,982,074.54
  5. Step 5: Solve for x
    x = 89,301,982,074.54/254,999.80
  6. Step 6: Final answer
    x = 350,204.13

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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.