Finding the Fourth Proportional to 982,945.62, 1,473,173.19 and 477,622.26
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Solution
The fourth proportional to 982,945.62, 1,473,173.19 and 477,622.26 is: 715,828.32
Step by Step Solution
- Step 1: Write the proportion equation
982,945.62 : 1,473,173.19 = 477,622.26 : x - Step 2: Convert to fraction form
982,945.62/1,473,173.19 = 477,622.26/x - Step 3: Cross multiply
982,945.62x = 1,473,173.19 × 477,622.26 - Step 4: Simplify right side
982,945.62x = 703,620,308,379.21 - Step 5: Solve for x
x = 703,620,308,379.21/982,945.62 - Step 6: Final answer
x = 715,828.32
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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.