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Finding the Fourth Proportional to 575,297.28, 863,334.64 and 201,323.52

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Solution

The fourth proportional to 575,297.28, 863,334.64 and 201,323.52 is: 302,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,297.28 : 863,334.64 = 201,323.52 : x
  2. Step 2: Convert to fraction form
    575,297.28/863,334.64 = 201,323.52/x
  3. Step 3: Cross multiply
    575,297.28x = 863,334.64 × 201,323.52
  4. Step 4: Simplify right side
    575,297.28x = 173,809,568,662.73
  5. Step 5: Solve for x
    x = 173,809,568,662.73/575,297.28
  6. Step 6: Final answer
    x = 302,121.31

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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.