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Finding the Fourth Proportional to 293,998.60, 441,228.30 and 136,246.60

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Solution

The fourth proportional to 293,998.60, 441,228.30 and 136,246.60 is: 204,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,998.60 : 441,228.30 = 136,246.60 : x
  2. Step 2: Convert to fraction form
    293,998.60/441,228.30 = 136,246.60/x
  3. Step 3: Cross multiply
    293,998.60x = 441,228.30 × 136,246.60
  4. Step 4: Simplify right side
    293,998.60x = 60,115,855,698.78
  5. Step 5: Solve for x
    x = 60,115,855,698.78/293,998.60
  6. Step 6: Final answer
    x = 204,476.67

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1.5x scale

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.