Home / 844,986.40-1,267,479.60-788,999.20

Finding the Fourth Proportional to 844,986.40, 1,267,479.60 and 788,999.20

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Solution

The fourth proportional to 844,986.40, 1,267,479.60 and 788,999.20 is: 1,183,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,986.40 : 1,267,479.60 = 788,999.20 : x
  2. Step 2: Convert to fraction form
    844,986.40/1,267,479.60 = 788,999.20/x
  3. Step 3: Cross multiply
    844,986.40x = 1,267,479.60 × 788,999.20
  4. Step 4: Simplify right side
    844,986.40x = 1,000,040,390,416.32
  5. Step 5: Solve for x
    x = 1,000,040,390,416.32/844,986.40
  6. Step 6: Final answer
    x = 1,183,498.80

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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.