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Finding the Fourth Proportional to 473,157.80, 709,736.70 and 305,196.20

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Solution

The fourth proportional to 473,157.80, 709,736.70 and 305,196.20 is: 457,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,157.80 : 709,736.70 = 305,196.20 : x
  2. Step 2: Convert to fraction form
    473,157.80/709,736.70 = 305,196.20/x
  3. Step 3: Cross multiply
    473,157.80x = 709,736.70 × 305,196.20
  4. Step 4: Simplify right side
    473,157.80x = 216,608,943,840.54
  5. Step 5: Solve for x
    x = 216,608,943,840.54/473,157.80
  6. Step 6: Final answer
    x = 457,794.30

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