Finding the Fourth Proportional to 574,701.67, 862,249.43 and 219,817.18
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Solution
The fourth proportional to 574,701.67, 862,249.43 and 219,817.18 is: 329,801.09
Step by Step Solution
- Step 1: Write the proportion equation
574,701.67 : 862,249.43 = 219,817.18 : x - Step 2: Convert to fraction form
574,701.67/862,249.43 = 219,817.18/x - Step 3: Cross multiply
574,701.67x = 862,249.43 × 219,817.18 - Step 4: Simplify right side
574,701.67x = 189,537,236,553.13 - Step 5: Solve for x
x = 189,537,236,553.13/574,701.67 - Step 6: Final answer
x = 329,801.09
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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.