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Finding the Fourth Proportional to 640,829.35, 884,343.01 and 368,798.14

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Solution

The fourth proportional to 640,829.35, 884,343.01 and 368,798.14 is: 508,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,829.35 : 884,343.01 = 368,798.14 : x
  2. Step 2: Convert to fraction form
    640,829.35/884,343.01 = 368,798.14/x
  3. Step 3: Cross multiply
    640,829.35x = 884,343.01 × 368,798.14
  4. Step 4: Simplify right side
    640,829.35x = 326,144,057,210.00
  5. Step 5: Solve for x
    x = 326,144,057,210.00/640,829.35
  6. Step 6: Final answer
    x = 508,940.57

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