Home / 676,363.40-1,014,305.78-196,491.36

Finding the Fourth Proportional to 676,363.40, 1,014,305.78 and 196,491.36

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Solution

The fourth proportional to 676,363.40, 1,014,305.78 and 196,491.36 is: 294,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,363.40 : 1,014,305.78 = 196,491.36 : x
  2. Step 2: Convert to fraction form
    676,363.40/1,014,305.78 = 196,491.36/x
  3. Step 3: Cross multiply
    676,363.40x = 1,014,305.78 × 196,491.36
  4. Step 4: Simplify right side
    676,363.40x = 199,302,321,185.60
  5. Step 5: Solve for x
    x = 199,302,321,185.60/676,363.40
  6. Step 6: Final answer
    x = 294,667.52

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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.