Home / 836,455.41-1,253,977.74-362,784.02

Finding the Fourth Proportional to 836,455.41, 1,253,977.74 and 362,784.02

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Solution

The fourth proportional to 836,455.41, 1,253,977.74 and 362,784.02 is: 543,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,455.41 : 1,253,977.74 = 362,784.02 : x
  2. Step 2: Convert to fraction form
    836,455.41/1,253,977.74 = 362,784.02/x
  3. Step 3: Cross multiply
    836,455.41x = 1,253,977.74 × 362,784.02
  4. Step 4: Simplify right side
    836,455.41x = 454,923,079,237.83
  5. Step 5: Solve for x
    x = 454,923,079,237.83/836,455.41
  6. Step 6: Final answer
    x = 543,870.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.