Home / 395,968.40-593,146.20-245,747.60

Finding the Fourth Proportional to 395,968.40, 593,146.20 and 245,747.60

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Solution

The fourth proportional to 395,968.40, 593,146.20 and 245,747.60 is: 368,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,968.40 : 593,146.20 = 245,747.60 : x
  2. Step 2: Convert to fraction form
    395,968.40/593,146.20 = 245,747.60/x
  3. Step 3: Cross multiply
    395,968.40x = 593,146.20 × 245,747.60
  4. Step 4: Simplify right side
    395,968.40x = 145,764,255,099.12
  5. Step 5: Solve for x
    x = 145,764,255,099.12/395,968.40
  6. Step 6: Final answer
    x = 368,120.93

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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.