Finding the Fourth Proportional to 557,671.98, 769,592.03 and 303,023.19
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Solution
The fourth proportional to 557,671.98, 769,592.03 and 303,023.19 is: 418,174.55
Step by Step Solution
- Step 1: Write the proportion equation
557,671.98 : 769,592.03 = 303,023.19 : x - Step 2: Convert to fraction form
557,671.98/769,592.03 = 303,023.19/x - Step 3: Cross multiply
557,671.98x = 769,592.03 × 303,023.19 - Step 4: Simplify right side
557,671.98x = 233,204,230,414.06 - Step 5: Solve for x
x = 233,204,230,414.06/557,671.98 - Step 6: Final answer
x = 418,174.55
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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.