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Finding the Fourth Proportional to 410,599.32, 615,920.84 and 130,138.44

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Solution

The fourth proportional to 410,599.32, 615,920.84 and 130,138.44 is: 195,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,599.32 : 615,920.84 = 130,138.44 : x
  2. Step 2: Convert to fraction form
    410,599.32/615,920.84 = 130,138.44/x
  3. Step 3: Cross multiply
    410,599.32x = 615,920.84 × 130,138.44
  4. Step 4: Simplify right side
    410,599.32x = 80,154,977,281.09
  5. Step 5: Solve for x
    x = 80,154,977,281.09/410,599.32
  6. Step 6: Final answer
    x = 195,214.59

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