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Finding the Fourth Proportional to 448,049.40, 672,059.70 and 148,543.80

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Solution

The fourth proportional to 448,049.40, 672,059.70 and 148,543.80 is: 222,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,049.40 : 672,059.70 = 148,543.80 : x
  2. Step 2: Convert to fraction form
    448,049.40/672,059.70 = 148,543.80/x
  3. Step 3: Cross multiply
    448,049.40x = 672,059.70 × 148,543.80
  4. Step 4: Simplify right side
    448,049.40x = 99,830,301,664.86
  5. Step 5: Solve for x
    x = 99,830,301,664.86/448,049.40
  6. Step 6: Final answer
    x = 222,810.93

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