Home / 254,438.48-381,599.40-151,884.78

Finding the Fourth Proportional to 254,438.48, 381,599.40 and 151,884.78

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Solution

The fourth proportional to 254,438.48, 381,599.40 and 151,884.78 is: 227,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,438.48 : 381,599.40 = 151,884.78 : x
  2. Step 2: Convert to fraction form
    254,438.48/381,599.40 = 151,884.78/x
  3. Step 3: Cross multiply
    254,438.48x = 381,599.40 × 151,884.78
  4. Step 4: Simplify right side
    254,438.48x = 57,959,140,917.13
  5. Step 5: Solve for x
    x = 57,959,140,917.13/254,438.48
  6. Step 6: Final answer
    x = 227,792.36

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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.