Home / 802,066.28-1,202,993.82-381,609.32

Finding the Fourth Proportional to 802,066.28, 1,202,993.82 and 381,609.32

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Solution

The fourth proportional to 802,066.28, 1,202,993.82 and 381,609.32 is: 572,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,066.28 : 1,202,993.82 = 381,609.32 : x
  2. Step 2: Convert to fraction form
    802,066.28/1,202,993.82 = 381,609.32/x
  3. Step 3: Cross multiply
    802,066.28x = 1,202,993.82 × 381,609.32
  4. Step 4: Simplify right side
    802,066.28x = 459,073,653,614.40
  5. Step 5: Solve for x
    x = 459,073,653,614.40/802,066.28
  6. Step 6: Final answer
    x = 572,363.74

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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.