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Finding the Fourth Proportional to 532,485.41, 734,859.77 and 290,790.45

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Solution

The fourth proportional to 532,485.41, 734,859.77 and 290,790.45 is: 401,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,485.41 : 734,859.77 = 290,790.45 : x
  2. Step 2: Convert to fraction form
    532,485.41/734,859.77 = 290,790.45/x
  3. Step 3: Cross multiply
    532,485.41x = 734,859.77 × 290,790.45
  4. Step 4: Simplify right side
    532,485.41x = 213,690,201,751.24
  5. Step 5: Solve for x
    x = 213,690,201,751.24/532,485.41
  6. Step 6: Final answer
    x = 401,307.15

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