Home / 946,135.22-1,419,829.64-519,968.66

Finding the Fourth Proportional to 946,135.22, 1,419,829.64 and 519,968.66

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Solution

The fourth proportional to 946,135.22, 1,419,829.64 and 519,968.66 is: 780,297.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,135.22 : 1,419,829.64 = 519,968.66 : x
  2. Step 2: Convert to fraction form
    946,135.22/1,419,829.64 = 519,968.66/x
  3. Step 3: Cross multiply
    946,135.22x = 1,419,829.64 × 519,968.66
  4. Step 4: Simplify right side
    946,135.22x = 738,266,905,640.09
  5. Step 5: Solve for x
    x = 738,266,905,640.09/946,135.22
  6. Step 6: Final answer
    x = 780,297.46

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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.