Home / 821,983.50-1,232,975.26-231,007.50

Finding the Fourth Proportional to 821,983.50, 1,232,975.26 and 231,007.50

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Solution

The fourth proportional to 821,983.50, 1,232,975.26 and 231,007.50 is: 346,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,983.50 : 1,232,975.26 = 231,007.50 : x
  2. Step 2: Convert to fraction form
    821,983.50/1,232,975.26 = 231,007.50/x
  3. Step 3: Cross multiply
    821,983.50x = 1,232,975.26 × 231,007.50
  4. Step 4: Simplify right side
    821,983.50x = 284,826,532,374.45
  5. Step 5: Solve for x
    x = 284,826,532,374.45/821,983.50
  6. Step 6: Final answer
    x = 346,511.25

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Similar ratio
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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.