Home / 996,422.40-1,494,633.60-677,557.80

Finding the Fourth Proportional to 996,422.40, 1,494,633.60 and 677,557.80

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Solution

The fourth proportional to 996,422.40, 1,494,633.60 and 677,557.80 is: 1,016,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,422.40 : 1,494,633.60 = 677,557.80 : x
  2. Step 2: Convert to fraction form
    996,422.40/1,494,633.60 = 677,557.80/x
  3. Step 3: Cross multiply
    996,422.40x = 1,494,633.60 × 677,557.80
  4. Step 4: Simplify right side
    996,422.40x = 1,012,700,653,822.08
  5. Step 5: Solve for x
    x = 1,012,700,653,822.08/996,422.40
  6. Step 6: Final answer
    x = 1,016,336.70

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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.