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Finding the Fourth Proportional to 575,403.72, 794,057.19 and 320,754.91

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Solution

The fourth proportional to 575,403.72, 794,057.19 and 320,754.91 is: 442,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,403.72 : 794,057.19 = 320,754.91 : x
  2. Step 2: Convert to fraction form
    575,403.72/794,057.19 = 320,754.91/x
  3. Step 3: Cross multiply
    575,403.72x = 794,057.19 × 320,754.91
  4. Step 4: Simplify right side
    575,403.72x = 254,697,742,513.30
  5. Step 5: Solve for x
    x = 254,697,742,513.30/575,403.72
  6. Step 6: Final answer
    x = 442,641.81

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