Home / 945,830.40-1,418,745.60-591,244.80

Finding the Fourth Proportional to 945,830.40, 1,418,745.60 and 591,244.80

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Solution

The fourth proportional to 945,830.40, 1,418,745.60 and 591,244.80 is: 886,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,830.40 : 1,418,745.60 = 591,244.80 : x
  2. Step 2: Convert to fraction form
    945,830.40/1,418,745.60 = 591,244.80/x
  3. Step 3: Cross multiply
    945,830.40x = 1,418,745.60 × 591,244.80
  4. Step 4: Simplify right side
    945,830.40x = 838,825,958,522.88
  5. Step 5: Solve for x
    x = 838,825,958,522.88/945,830.40
  6. Step 6: Final answer
    x = 886,867.20

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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.