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Finding the Fourth Proportional to 641,444.36, 885,207.66 and 415,483.16

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Solution

The fourth proportional to 641,444.36, 885,207.66 and 415,483.16 is: 573,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,444.36 : 885,207.66 = 415,483.16 : x
  2. Step 2: Convert to fraction form
    641,444.36/885,207.66 = 415,483.16/x
  3. Step 3: Cross multiply
    641,444.36x = 885,207.66 × 415,483.16
  4. Step 4: Simplify right side
    641,444.36x = 367,788,875,833.01
  5. Step 5: Solve for x
    x = 367,788,875,833.01/641,444.36
  6. Step 6: Final answer
    x = 573,376.12

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