Finding the Fourth Proportional to 765,654.99, 1,148,394.86 and 204,733.23
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Solution
The fourth proportional to 765,654.99, 1,148,394.86 and 204,733.23 is: 307,076.41
Step by Step Solution
- Step 1: Write the proportion equation
765,654.99 : 1,148,394.86 = 204,733.23 : x - Step 2: Convert to fraction form
765,654.99/1,148,394.86 = 204,733.23/x - Step 3: Cross multiply
765,654.99x = 1,148,394.86 × 204,733.23 - Step 4: Simplify right side
765,654.99x = 235,114,589,003.20 - Step 5: Solve for x
x = 235,114,589,003.20/765,654.99 - Step 6: Final answer
x = 307,076.41
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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.