Home / 380,359.20-570,407.41-110,414.14

Finding the Fourth Proportional to 380,359.20, 570,407.41 and 110,414.14

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Solution

The fourth proportional to 380,359.20, 570,407.41 and 110,414.14 is: 165,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,359.20 : 570,407.41 = 110,414.14 : x
  2. Step 2: Convert to fraction form
    380,359.20/570,407.41 = 110,414.14/x
  3. Step 3: Cross multiply
    380,359.20x = 570,407.41 × 110,414.14
  4. Step 4: Simplify right side
    380,359.20x = 62,981,043,624.78
  5. Step 5: Solve for x
    x = 62,981,043,624.78/380,359.20
  6. Step 6: Final answer
    x = 165,583.07

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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.