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Finding the Fourth Proportional to 504,566.63, 696,315.97 and 308,364.90

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Solution

The fourth proportional to 504,566.63, 696,315.97 and 308,364.90 is: 425,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,566.63 : 696,315.97 = 308,364.90 : x
  2. Step 2: Convert to fraction form
    504,566.63/696,315.97 = 308,364.90/x
  3. Step 3: Cross multiply
    504,566.63x = 696,315.97 × 308,364.90
  4. Step 4: Simplify right side
    504,566.63x = 214,719,404,457.45
  5. Step 5: Solve for x
    x = 214,719,404,457.45/504,566.63
  6. Step 6: Final answer
    x = 425,552.13

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