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Finding the Fourth Proportional to 364,953.60, 547,430.40 and 264,643.20

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Solution

The fourth proportional to 364,953.60, 547,430.40 and 264,643.20 is: 396,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,953.60 : 547,430.40 = 264,643.20 : x
  2. Step 2: Convert to fraction form
    364,953.60/547,430.40 = 264,643.20/x
  3. Step 3: Cross multiply
    364,953.60x = 547,430.40 × 264,643.20
  4. Step 4: Simplify right side
    364,953.60x = 144,873,732,833.28
  5. Step 5: Solve for x
    x = 144,873,732,833.28/364,953.60
  6. Step 6: Final answer
    x = 396,964.80

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