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Finding the Fourth Proportional to 646,895.10, 970,342.65 and 366,959.10

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Solution

The fourth proportional to 646,895.10, 970,342.65 and 366,959.10 is: 550,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,895.10 : 970,342.65 = 366,959.10 : x
  2. Step 2: Convert to fraction form
    646,895.10/970,342.65 = 366,959.10/x
  3. Step 3: Cross multiply
    646,895.10x = 970,342.65 × 366,959.10
  4. Step 4: Simplify right side
    646,895.10x = 356,076,065,535.62
  5. Step 5: Solve for x
    x = 356,076,065,535.62/646,895.10
  6. Step 6: Final answer
    x = 550,438.65

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