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Finding the Fourth Proportional to 464,431.80, 697,295.70 and 296,988.60

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Solution

The fourth proportional to 464,431.80, 697,295.70 and 296,988.60 is: 445,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,431.80 : 697,295.70 = 296,988.60 : x
  2. Step 2: Convert to fraction form
    464,431.80/697,295.70 = 296,988.60/x
  3. Step 3: Cross multiply
    464,431.80x = 697,295.70 × 296,988.60
  4. Step 4: Simplify right side
    464,431.80x = 207,088,873,729.02
  5. Step 5: Solve for x
    x = 207,088,873,729.02/464,431.80
  6. Step 6: Final answer
    x = 445,897.27

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