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Finding the Fourth Proportional to 650,264.26, 897,350.39 and 355,912.52

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Solution

The fourth proportional to 650,264.26, 897,350.39 and 355,912.52 is: 491,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,264.26 : 897,350.39 = 355,912.52 : x
  2. Step 2: Convert to fraction form
    650,264.26/897,350.39 = 355,912.52/x
  3. Step 3: Cross multiply
    650,264.26x = 897,350.39 × 355,912.52
  4. Step 4: Simplify right side
    650,264.26x = 319,378,232,361.57
  5. Step 5: Solve for x
    x = 319,378,232,361.57/650,264.26
  6. Step 6: Final answer
    x = 491,151.45

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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.