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Finding the Fourth Proportional to 632,263.59, 871,499.52 and 494,202.06

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Solution

The fourth proportional to 632,263.59, 871,499.52 and 494,202.06 is: 681,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,263.59 : 871,499.52 = 494,202.06 : x
  2. Step 2: Convert to fraction form
    632,263.59/871,499.52 = 494,202.06/x
  3. Step 3: Cross multiply
    632,263.59x = 871,499.52 × 494,202.06
  4. Step 4: Simplify right side
    632,263.59x = 430,696,858,073.01
  5. Step 5: Solve for x
    x = 430,696,858,073.01/632,263.59
  6. Step 6: Final answer
    x = 681,198.26

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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.