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Finding the Fourth Proportional to 659,648.49, 910,316.66 and 357,842.49

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Solution

The fourth proportional to 659,648.49, 910,316.66 and 357,842.49 is: 493,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,648.49 : 910,316.66 = 357,842.49 : x
  2. Step 2: Convert to fraction form
    659,648.49/910,316.66 = 357,842.49/x
  3. Step 3: Cross multiply
    659,648.49x = 910,316.66 × 357,842.49
  4. Step 4: Simplify right side
    659,648.49x = 325,749,977,112.85
  5. Step 5: Solve for x
    x = 325,749,977,112.85/659,648.49
  6. Step 6: Final answer
    x = 493,823.58

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