Home / 441,642.20-662,463.30-204,906.20

Finding the Fourth Proportional to 441,642.20, 662,463.30 and 204,906.20

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Solution

The fourth proportional to 441,642.20, 662,463.30 and 204,906.20 is: 307,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,642.20 : 662,463.30 = 204,906.20 : x
  2. Step 2: Convert to fraction form
    441,642.20/662,463.30 = 204,906.20/x
  3. Step 3: Cross multiply
    441,642.20x = 662,463.30 × 204,906.20
  4. Step 4: Simplify right side
    441,642.20x = 135,742,837,442.46
  5. Step 5: Solve for x
    x = 135,742,837,442.46/441,642.20
  6. Step 6: Final answer
    x = 307,359.30

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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.