Home / 871,611.47-1,202,477.96-504,020.68

Finding the Fourth Proportional to 871,611.47, 1,202,477.96 and 504,020.68

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Solution

The fourth proportional to 871,611.47, 1,202,477.96 and 504,020.68 is: 695,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,611.47 : 1,202,477.96 = 504,020.68 : x
  2. Step 2: Convert to fraction form
    871,611.47/1,202,477.96 = 504,020.68/x
  3. Step 3: Cross multiply
    871,611.47x = 1,202,477.96 × 504,020.68
  4. Step 4: Simplify right side
    871,611.47x = 606,073,764,102.01
  5. Step 5: Solve for x
    x = 606,073,764,102.01/871,611.47
  6. Step 6: Final answer
    x = 695,348.54

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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.