Home / 343,880.20-516,209.10-265,342.60

Finding the Fourth Proportional to 343,880.20, 516,209.10 and 265,342.60

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Solution

The fourth proportional to 343,880.20, 516,209.10 and 265,342.60 is: 398,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,880.20 : 516,209.10 = 265,342.60 : x
  2. Step 2: Convert to fraction form
    343,880.20/516,209.10 = 265,342.60/x
  3. Step 3: Cross multiply
    343,880.20x = 516,209.10 × 265,342.60
  4. Step 4: Simplify right side
    343,880.20x = 136,972,264,737.66
  5. Step 5: Solve for x
    x = 136,972,264,737.66/343,880.20
  6. Step 6: Final answer
    x = 398,313.90

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