Home / 857,463.07-1,286,692.83-384,148.43

Finding the Fourth Proportional to 857,463.07, 1,286,692.83 and 384,148.43

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Solution

The fourth proportional to 857,463.07, 1,286,692.83 and 384,148.43 is: 576,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,463.07 : 1,286,692.83 = 384,148.43 : x
  2. Step 2: Convert to fraction form
    857,463.07/1,286,692.83 = 384,148.43/x
  3. Step 3: Cross multiply
    857,463.07x = 1,286,692.83 × 384,148.43
  4. Step 4: Simplify right side
    857,463.07x = 494,281,024,103.29
  5. Step 5: Solve for x
    x = 494,281,024,103.29/857,463.07
  6. Step 6: Final answer
    x = 576,445.85

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