Home / 682,401.24-1,022,376.06-401,765.40

Finding the Fourth Proportional to 682,401.24, 1,022,376.06 and 401,765.40

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Solution

The fourth proportional to 682,401.24, 1,022,376.06 and 401,765.40 is: 601,926.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,401.24 : 1,022,376.06 = 401,765.40 : x
  2. Step 2: Convert to fraction form
    682,401.24/1,022,376.06 = 401,765.40/x
  3. Step 3: Cross multiply
    682,401.24x = 1,022,376.06 × 401,765.40
  4. Step 4: Simplify right side
    682,401.24x = 410,755,326,696.32
  5. Step 5: Solve for x
    x = 410,755,326,696.32/682,401.24
  6. Step 6: Final answer
    x = 601,926.41

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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.