Home / 802,135.08-1,203,142.48-233,520.54

Finding the Fourth Proportional to 802,135.08, 1,203,142.48 and 233,520.54

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Solution

The fourth proportional to 802,135.08, 1,203,142.48 and 233,520.54 is: 350,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,135.08 : 1,203,142.48 = 233,520.54 : x
  2. Step 2: Convert to fraction form
    802,135.08/1,203,142.48 = 233,520.54/x
  3. Step 3: Cross multiply
    802,135.08x = 1,203,142.48 × 233,520.54
  4. Step 4: Simplify right side
    802,135.08x = 280,958,481,626.54
  5. Step 5: Solve for x
    x = 280,958,481,626.54/802,135.08
  6. Step 6: Final answer
    x = 350,263.30

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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.