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Finding the Fourth Proportional to 314,624.80, 471,915.60 and 101,389.60

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Solution

The fourth proportional to 314,624.80, 471,915.60 and 101,389.60 is: 152,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,624.80 : 471,915.60 = 101,389.60 : x
  2. Step 2: Convert to fraction form
    314,624.80/471,915.60 = 101,389.60/x
  3. Step 3: Cross multiply
    314,624.80x = 471,915.60 × 101,389.60
  4. Step 4: Simplify right side
    314,624.80x = 47,847,333,917.76
  5. Step 5: Solve for x
    x = 47,847,333,917.76/314,624.80
  6. Step 6: Final answer
    x = 152,077.44

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