Home / 909,461.03-1,363,958.78-269,615.15

Finding the Fourth Proportional to 909,461.03, 1,363,958.78 and 269,615.15

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Solution

The fourth proportional to 909,461.03, 1,363,958.78 and 269,615.15 is: 404,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,461.03 : 1,363,958.78 = 269,615.15 : x
  2. Step 2: Convert to fraction form
    909,461.03/1,363,958.78 = 269,615.15/x
  3. Step 3: Cross multiply
    909,461.03x = 1,363,958.78 × 269,615.15
  4. Step 4: Simplify right side
    909,461.03x = 367,743,943,064.16
  5. Step 5: Solve for x
    x = 367,743,943,064.16/909,461.03
  6. Step 6: Final answer
    x = 404,353.71

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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.