Home / 781,489.20-1,170,893.25-524,840.70

Finding the Fourth Proportional to 781,489.20, 1,170,893.25 and 524,840.70

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Solution

The fourth proportional to 781,489.20, 1,170,893.25 and 524,840.70 is: 786,360.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,489.20 : 1,170,893.25 = 524,840.70 : x
  2. Step 2: Convert to fraction form
    781,489.20/1,170,893.25 = 524,840.70/x
  3. Step 3: Cross multiply
    781,489.20x = 1,170,893.25 × 524,840.70
  4. Step 4: Simplify right side
    781,489.20x = 614,532,432,955.28
  5. Step 5: Solve for x
    x = 614,532,432,955.28/781,489.20
  6. Step 6: Final answer
    x = 786,360.75

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