Finding the Fourth Proportional to 941,372.60, 1,299,107.36 and 511,652.60
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Solution
The fourth proportional to 941,372.60, 1,299,107.36 and 511,652.60 is: 706,087.75
Step by Step Solution
- Step 1: Write the proportion equation
941,372.60 : 1,299,107.36 = 511,652.60 : x - Step 2: Convert to fraction form
941,372.60/1,299,107.36 = 511,652.60/x - Step 3: Cross multiply
941,372.60x = 1,299,107.36 × 511,652.60 - Step 4: Simplify right side
941,372.60x = 664,691,658,423.14 - Step 5: Solve for x
x = 664,691,658,423.14/941,372.60 - Step 6: Final answer
x = 706,087.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.