Home / 628,514.84-942,366.56-268,920.36

Finding the Fourth Proportional to 628,514.84, 942,366.56 and 268,920.36

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Solution

The fourth proportional to 628,514.84, 942,366.56 and 268,920.36 is: 403,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,514.84 : 942,366.56 = 268,920.36 : x
  2. Step 2: Convert to fraction form
    628,514.84/942,366.56 = 268,920.36/x
  3. Step 3: Cross multiply
    628,514.84x = 942,366.56 × 268,920.36
  4. Step 4: Simplify right side
    628,514.84x = 253,421,554,567.16
  5. Step 5: Solve for x
    x = 253,421,554,567.16/628,514.84
  6. Step 6: Final answer
    x = 403,206.95

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