Home / 839,440.10-1,259,531.94-439,985.90

Finding the Fourth Proportional to 839,440.10, 1,259,531.94 and 439,985.90

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Solution

The fourth proportional to 839,440.10, 1,259,531.94 and 439,985.90 is: 660,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,440.10 : 1,259,531.94 = 439,985.90 : x
  2. Step 2: Convert to fraction form
    839,440.10/1,259,531.94 = 439,985.90/x
  3. Step 3: Cross multiply
    839,440.10x = 1,259,531.94 × 439,985.90
  4. Step 4: Simplify right side
    839,440.10x = 554,176,294,199.65
  5. Step 5: Solve for x
    x = 554,176,294,199.65/839,440.10
  6. Step 6: Final answer
    x = 660,173.72

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