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Finding the Fourth Proportional to 338,051.20, 507,076.80 and 335,718.40

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Solution

The fourth proportional to 338,051.20, 507,076.80 and 335,718.40 is: 503,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,051.20 : 507,076.80 = 335,718.40 : x
  2. Step 2: Convert to fraction form
    338,051.20/507,076.80 = 335,718.40/x
  3. Step 3: Cross multiply
    338,051.20x = 507,076.80 × 335,718.40
  4. Step 4: Simplify right side
    338,051.20x = 170,235,011,973.12
  5. Step 5: Solve for x
    x = 170,235,011,973.12/338,051.20
  6. Step 6: Final answer
    x = 503,577.60

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