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Finding the Fourth Proportional to 448,045.60, 672,068.40 and 444,935.20

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Solution

The fourth proportional to 448,045.60, 672,068.40 and 444,935.20 is: 667,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045.60 : 672,068.40 = 444,935.20 : x
  2. Step 2: Convert to fraction form
    448,045.60/672,068.40 = 444,935.20/x
  3. Step 3: Cross multiply
    448,045.60x = 672,068.40 × 444,935.20
  4. Step 4: Simplify right side
    448,045.60x = 299,026,887,967.68
  5. Step 5: Solve for x
    x = 299,026,887,967.68/448,045.60
  6. Step 6: Final answer
    x = 667,402.80

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