Finding the Fourth Proportional to 994,202.88, 1,372,095.36 and 612,453.12
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Solution
The fourth proportional to 994,202.88, 1,372,095.36 and 612,453.12 is: 845,244.07
Step by Step Solution
- Step 1: Write the proportion equation
994,202.88 : 1,372,095.36 = 612,453.12 : x - Step 2: Convert to fraction form
994,202.88/1,372,095.36 = 612,453.12/x - Step 3: Cross multiply
994,202.88x = 1,372,095.36 × 612,453.12 - Step 4: Simplify right side
994,202.88x = 840,344,084,169.52 - Step 5: Solve for x
x = 840,344,084,169.52/994,202.88 - Step 6: Final answer
x = 845,244.07
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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.