Home / 400,919.22-601,446.06-148,200.30

Finding the Fourth Proportional to 400,919.22, 601,446.06 and 148,200.30

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Solution

The fourth proportional to 400,919.22, 601,446.06 and 148,200.30 is: 222,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,919.22 : 601,446.06 = 148,200.30 : x
  2. Step 2: Convert to fraction form
    400,919.22/601,446.06 = 148,200.30/x
  3. Step 3: Cross multiply
    400,919.22x = 601,446.06 × 148,200.30
  4. Step 4: Simplify right side
    400,919.22x = 89,134,486,525.82
  5. Step 5: Solve for x
    x = 89,134,486,525.82/400,919.22
  6. Step 6: Final answer
    x = 222,325.30

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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.