Home / 800,973.14-1,201,639.68-268,480.56

Finding the Fourth Proportional to 800,973.14, 1,201,639.68 and 268,480.56

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Solution

The fourth proportional to 800,973.14, 1,201,639.68 and 268,480.56 is: 402,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,973.14 : 1,201,639.68 = 268,480.56 : x
  2. Step 2: Convert to fraction form
    800,973.14/1,201,639.68 = 268,480.56/x
  3. Step 3: Cross multiply
    800,973.14x = 1,201,639.68 × 268,480.56
  4. Step 4: Simplify right side
    800,973.14x = 322,616,894,204.62
  5. Step 5: Solve for x
    x = 322,616,894,204.62/800,973.14
  6. Step 6: Final answer
    x = 402,781.16

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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.