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Finding the Fourth Proportional to 298,045.40, 446,549.70 and 245,168.60

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Solution

The fourth proportional to 298,045.40, 446,549.70 and 245,168.60 is: 367,326.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,045.40 : 446,549.70 = 245,168.60 : x
  2. Step 2: Convert to fraction form
    298,045.40/446,549.70 = 245,168.60/x
  3. Step 3: Cross multiply
    298,045.40x = 446,549.70 × 245,168.60
  4. Step 4: Simplify right side
    298,045.40x = 109,479,964,779.42
  5. Step 5: Solve for x
    x = 109,479,964,779.42/298,045.40
  6. Step 6: Final answer
    x = 367,326.47

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