Home / 640,735.03-960,806.74-235,825.54

Finding the Fourth Proportional to 640,735.03, 960,806.74 and 235,825.54

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Solution

The fourth proportional to 640,735.03, 960,806.74 and 235,825.54 is: 353,629.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,735.03 : 960,806.74 = 235,825.54 : x
  2. Step 2: Convert to fraction form
    640,735.03/960,806.74 = 235,825.54/x
  3. Step 3: Cross multiply
    640,735.03x = 960,806.74 × 235,825.54
  4. Step 4: Simplify right side
    640,735.03x = 226,582,766,434.61
  5. Step 5: Solve for x
    x = 226,582,766,434.61/640,735.03
  6. Step 6: Final answer
    x = 353,629.43

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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.