Home / 646,126.26-891,619.29-355,681.23

Finding the Fourth Proportional to 646,126.26, 891,619.29 and 355,681.23

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Solution

The fourth proportional to 646,126.26, 891,619.29 and 355,681.23 is: 490,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,126.26 : 891,619.29 = 355,681.23 : x
  2. Step 2: Convert to fraction form
    646,126.26/891,619.29 = 355,681.23/x
  3. Step 3: Cross multiply
    646,126.26x = 891,619.29 × 355,681.23
  4. Step 4: Simplify right side
    646,126.26x = 317,132,245,758.93
  5. Step 5: Solve for x
    x = 317,132,245,758.93/646,126.26
  6. Step 6: Final answer
    x = 490,820.86

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