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Finding the Fourth Proportional to 292,467.20, 439,622.40 and 270,348.80

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Solution

The fourth proportional to 292,467.20, 439,622.40 and 270,348.80 is: 406,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,467.20 : 439,622.40 = 270,348.80 : x
  2. Step 2: Convert to fraction form
    292,467.20/439,622.40 = 270,348.80/x
  3. Step 3: Cross multiply
    292,467.20x = 439,622.40 × 270,348.80
  4. Step 4: Simplify right side
    292,467.20x = 118,851,388,293.12
  5. Step 5: Solve for x
    x = 118,851,388,293.12/292,467.20
  6. Step 6: Final answer
    x = 406,375.10

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