Home / 389,614.05-583,933.21-209,256.26

Finding the Fourth Proportional to 389,614.05, 583,933.21 and 209,256.26

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Solution

The fourth proportional to 389,614.05, 583,933.21 and 209,256.26 is: 313,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,614.05 : 583,933.21 = 209,256.26 : x
  2. Step 2: Convert to fraction form
    389,614.05/583,933.21 = 209,256.26/x
  3. Step 3: Cross multiply
    389,614.05x = 583,933.21 × 209,256.26
  4. Step 4: Simplify right side
    389,614.05x = 122,191,680,927.55
  5. Step 5: Solve for x
    x = 122,191,680,927.55/389,614.05
  6. Step 6: Final answer
    x = 313,622.37

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