Home / 969,974.30-1,338,564.93-562,312.49

Finding the Fourth Proportional to 969,974.30, 1,338,564.93 and 562,312.49

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Solution

The fourth proportional to 969,974.30, 1,338,564.93 and 562,312.49 is: 775,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,974.30 : 1,338,564.93 = 562,312.49 : x
  2. Step 2: Convert to fraction form
    969,974.30/1,338,564.93 = 562,312.49/x
  3. Step 3: Cross multiply
    969,974.30x = 1,338,564.93 × 562,312.49
  4. Step 4: Simplify right side
    969,974.30x = 752,691,770,013.48
  5. Step 5: Solve for x
    x = 752,691,770,013.48/969,974.30
  6. Step 6: Final answer
    x = 775,991.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.