Home / 844,812.40-1,267,218.60-788,825.20

Finding the Fourth Proportional to 844,812.40, 1,267,218.60 and 788,825.20

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Solution

The fourth proportional to 844,812.40, 1,267,218.60 and 788,825.20 is: 1,183,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,812.40 : 1,267,218.60 = 788,825.20 : x
  2. Step 2: Convert to fraction form
    844,812.40/1,267,218.60 = 788,825.20/x
  3. Step 3: Cross multiply
    844,812.40x = 1,267,218.60 × 788,825.20
  4. Step 4: Simplify right side
    844,812.40x = 999,613,965,588.72
  5. Step 5: Solve for x
    x = 999,613,965,588.72/844,812.40
  6. Step 6: Final answer
    x = 1,183,237.80

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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.