Home / 400,246.44-600,397.02-133,996.20

Finding the Fourth Proportional to 400,246.44, 600,397.02 and 133,996.20

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Solution

The fourth proportional to 400,246.44, 600,397.02 and 133,996.20 is: 201,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,246.44 : 600,397.02 = 133,996.20 : x
  2. Step 2: Convert to fraction form
    400,246.44/600,397.02 = 133,996.20/x
  3. Step 3: Cross multiply
    400,246.44x = 600,397.02 × 133,996.20
  4. Step 4: Simplify right side
    400,246.44x = 80,450,919,171.32
  5. Step 5: Solve for x
    x = 80,450,919,171.32/400,246.44
  6. Step 6: Final answer
    x = 201,003.46

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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.