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Finding the Fourth Proportional to 349,719.40, 524,579.10 and 310,353.40

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Solution

The fourth proportional to 349,719.40, 524,579.10 and 310,353.40 is: 465,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,719.40 : 524,579.10 = 310,353.40 : x
  2. Step 2: Convert to fraction form
    349,719.40/524,579.10 = 310,353.40/x
  3. Step 3: Cross multiply
    349,719.40x = 524,579.10 × 310,353.40
  4. Step 4: Simplify right side
    349,719.40x = 162,804,907,253.94
  5. Step 5: Solve for x
    x = 162,804,907,253.94/349,719.40
  6. Step 6: Final answer
    x = 465,530.10

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