Home / 859,708.20-1,289,573.10-260,675.40

Finding the Fourth Proportional to 859,708.20, 1,289,573.10 and 260,675.40

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Solution

The fourth proportional to 859,708.20, 1,289,573.10 and 260,675.40 is: 391,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,708.20 : 1,289,573.10 = 260,675.40 : x
  2. Step 2: Convert to fraction form
    859,708.20/1,289,573.10 = 260,675.40/x
  3. Step 3: Cross multiply
    859,708.20x = 1,289,573.10 × 260,675.40
  4. Step 4: Simplify right side
    859,708.20x = 336,159,983,671.74
  5. Step 5: Solve for x
    x = 336,159,983,671.74/859,708.20
  6. Step 6: Final answer
    x = 391,016.37

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