Home / 708,521.20-1,062,043.56-309,054.64

Finding the Fourth Proportional to 708,521.20, 1,062,043.56 and 309,054.64

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Solution

The fourth proportional to 708,521.20, 1,062,043.56 and 309,054.64 is: 463,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,521.20 : 1,062,043.56 = 309,054.64 : x
  2. Step 2: Convert to fraction form
    708,521.20/1,062,043.56 = 309,054.64/x
  3. Step 3: Cross multiply
    708,521.20x = 1,062,043.56 × 309,054.64
  4. Step 4: Simplify right side
    708,521.20x = 328,229,490,100.12
  5. Step 5: Solve for x
    x = 328,229,490,100.12/708,521.20
  6. Step 6: Final answer
    x = 463,259.94

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