Finding the Fourth Proportional to 304,679.83, 420,428.82 and 182,147.99
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Solution
The fourth proportional to 304,679.83, 420,428.82 and 182,147.99 is: 251,346.68
Step by Step Solution
- Step 1: Write the proportion equation
304,679.83 : 420,428.82 = 182,147.99 : x - Step 2: Convert to fraction form
304,679.83/420,428.82 = 182,147.99/x - Step 3: Cross multiply
304,679.83x = 420,428.82 × 182,147.99 - Step 4: Simplify right side
304,679.83x = 76,580,264,501.07 - Step 5: Solve for x
x = 76,580,264,501.07/304,679.83 - Step 6: Final answer
x = 251,346.68
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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.