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Finding the Fourth Proportional to 435,882.40, 653,823.60 and 155,408.80

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Solution

The fourth proportional to 435,882.40, 653,823.60 and 155,408.80 is: 233,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,882.40 : 653,823.60 = 155,408.80 : x
  2. Step 2: Convert to fraction form
    435,882.40/653,823.60 = 155,408.80/x
  3. Step 3: Cross multiply
    435,882.40x = 653,823.60 × 155,408.80
  4. Step 4: Simplify right side
    435,882.40x = 101,609,941,087.68
  5. Step 5: Solve for x
    x = 101,609,941,087.68/435,882.40
  6. Step 6: Final answer
    x = 233,113.20

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