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Finding the Fourth Proportional to 702,947.02, 970,065.14 and 380,657.12

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Solution

The fourth proportional to 702,947.02, 970,065.14 and 380,657.12 is: 525,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,947.02 : 970,065.14 = 380,657.12 : x
  2. Step 2: Convert to fraction form
    702,947.02/970,065.14 = 380,657.12/x
  3. Step 3: Cross multiply
    702,947.02x = 970,065.14 × 380,657.12
  4. Step 4: Simplify right side
    702,947.02x = 369,262,202,404.80
  5. Step 5: Solve for x
    x = 369,262,202,404.80/702,947.02
  6. Step 6: Final answer
    x = 525,305.88

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