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Finding the Fourth Proportional to 452,645.80, 679,487.10 and 265,762.60

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Solution

The fourth proportional to 452,645.80, 679,487.10 and 265,762.60 is: 398,948.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,645.80 : 679,487.10 = 265,762.60 : x
  2. Step 2: Convert to fraction form
    452,645.80/679,487.10 = 265,762.60/x
  3. Step 3: Cross multiply
    452,645.80x = 679,487.10 × 265,762.60
  4. Step 4: Simplify right side
    452,645.80x = 180,582,258,362.46
  5. Step 5: Solve for x
    x = 180,582,258,362.46/452,645.80
  6. Step 6: Final answer
    x = 398,948.27

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