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Finding the Fourth Proportional to 664,713.76, 917,300.31 and 362,907.76

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Solution

The fourth proportional to 664,713.76, 917,300.31 and 362,907.76 is: 500,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,713.76 : 917,300.31 = 362,907.76 : x
  2. Step 2: Convert to fraction form
    664,713.76/917,300.31 = 362,907.76/x
  3. Step 3: Cross multiply
    664,713.76x = 917,300.31 × 362,907.76
  4. Step 4: Simplify right side
    664,713.76x = 332,895,400,749.41
  5. Step 5: Solve for x
    x = 332,895,400,749.41/664,713.76
  6. Step 6: Final answer
    x = 500,810.15

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