Home / 778,229.64-1,073,973.30-438,697.89

Finding the Fourth Proportional to 778,229.64, 1,073,973.30 and 438,697.89

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Solution

The fourth proportional to 778,229.64, 1,073,973.30 and 438,697.89 is: 605,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,229.64 : 1,073,973.30 = 438,697.89 : x
  2. Step 2: Convert to fraction form
    778,229.64/1,073,973.30 = 438,697.89/x
  3. Step 3: Cross multiply
    778,229.64x = 1,073,973.30 × 438,697.89
  4. Step 4: Simplify right side
    778,229.64x = 471,149,820,626.34
  5. Step 5: Solve for x
    x = 471,149,820,626.34/778,229.64
  6. Step 6: Final answer
    x = 605,412.33

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