Home / 844,813.60-1,267,220.40-788,826.40

Finding the Fourth Proportional to 844,813.60, 1,267,220.40 and 788,826.40

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Solution

The fourth proportional to 844,813.60, 1,267,220.40 and 788,826.40 is: 1,183,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,813.60 : 1,267,220.40 = 788,826.40 : x
  2. Step 2: Convert to fraction form
    844,813.60/1,267,220.40 = 788,826.40/x
  3. Step 3: Cross multiply
    844,813.60x = 1,267,220.40 × 788,826.40
  4. Step 4: Simplify right side
    844,813.60x = 999,616,906,138.56
  5. Step 5: Solve for x
    x = 999,616,906,138.56/844,813.60
  6. Step 6: Final answer
    x = 1,183,239.60

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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.