Home / 1,008,085.90-1,512,096.45-334,198.30

Finding the Fourth Proportional to 1,008,085.90, 1,512,096.45 and 334,198.30

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Solution

The fourth proportional to 1,008,085.90, 1,512,096.45 and 334,198.30 is: 501,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,085.90 : 1,512,096.45 = 334,198.30 : x
  2. Step 2: Convert to fraction form
    1,008,085.90/1,512,096.45 = 334,198.30/x
  3. Step 3: Cross multiply
    1,008,085.90x = 1,512,096.45 × 334,198.30
  4. Step 4: Simplify right side
    1,008,085.90x = 505,340,063,026.04
  5. Step 5: Solve for x
    x = 505,340,063,026.04/1,008,085.90
  6. Step 6: Final answer
    x = 501,286.71

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Double scale
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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.