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Finding the Fourth Proportional to 370,723.80, 556,085.70 and 331,357.80

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Solution

The fourth proportional to 370,723.80, 556,085.70 and 331,357.80 is: 497,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,723.80 : 556,085.70 = 331,357.80 : x
  2. Step 2: Convert to fraction form
    370,723.80/556,085.70 = 331,357.80/x
  3. Step 3: Cross multiply
    370,723.80x = 556,085.70 × 331,357.80
  4. Step 4: Simplify right side
    370,723.80x = 184,263,334,163.46
  5. Step 5: Solve for x
    x = 184,263,334,163.46/370,723.80
  6. Step 6: Final answer
    x = 497,036.70

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