Home / 1,008,419.32-1,512,863.94-334,451.32

Finding the Fourth Proportional to 1,008,419.32, 1,512,863.94 and 334,451.32

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Solution

The fourth proportional to 1,008,419.32, 1,512,863.94 and 334,451.32 is: 501,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,419.32 : 1,512,863.94 = 334,451.32 : x
  2. Step 2: Convert to fraction form
    1,008,419.32/1,512,863.94 = 334,451.32/x
  3. Step 3: Cross multiply
    1,008,419.32x = 1,512,863.94 × 334,451.32
  4. Step 4: Simplify right side
    1,008,419.32x = 505,979,341,713.40
  5. Step 5: Solve for x
    x = 505,979,341,713.40/1,008,419.32
  6. Step 6: Final answer
    x = 501,754.91

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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.