Home / 804,863.69-1,206,396.43-348,928.56

Finding the Fourth Proportional to 804,863.69, 1,206,396.43 and 348,928.56

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Solution

The fourth proportional to 804,863.69, 1,206,396.43 and 348,928.56 is: 523,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,863.69 : 1,206,396.43 = 348,928.56 : x
  2. Step 2: Convert to fraction form
    804,863.69/1,206,396.43 = 348,928.56/x
  3. Step 3: Cross multiply
    804,863.69x = 1,206,396.43 × 348,928.56
  4. Step 4: Simplify right side
    804,863.69x = 420,946,161,332.42
  5. Step 5: Solve for x
    x = 420,946,161,332.42/804,863.69
  6. Step 6: Final answer
    x = 523,003.05

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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.