Finding the Fourth Proportional to 252,083.52, 377,731.51 and 214,488.99
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Solution
The fourth proportional to 252,083.52, 377,731.51 and 214,488.99 is: 321,398.44
Step by Step Solution
- Step 1: Write the proportion equation
252,083.52 : 377,731.51 = 214,488.99 : x - Step 2: Convert to fraction form
252,083.52/377,731.51 = 214,488.99/x - Step 3: Cross multiply
252,083.52x = 377,731.51 × 214,488.99 - Step 4: Simplify right side
252,083.52x = 81,019,250,071.07 - Step 5: Solve for x
x = 81,019,250,071.07/252,083.52 - Step 6: Final answer
x = 321,398.44
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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.