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Finding the Fourth Proportional to 484,610.58, 727,064.64 and 248,119.32

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Solution

The fourth proportional to 484,610.58, 727,064.64 and 248,119.32 is: 372,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,610.58 : 727,064.64 = 248,119.32 : x
  2. Step 2: Convert to fraction form
    484,610.58/727,064.64 = 248,119.32/x
  3. Step 3: Cross multiply
    484,610.58x = 727,064.64 × 248,119.32
  4. Step 4: Simplify right side
    484,610.58x = 180,398,784,072.85
  5. Step 5: Solve for x
    x = 180,398,784,072.85/484,610.58
  6. Step 6: Final answer
    x = 372,255.15

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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.