Finding the Fourth Proportional to 304,617.06, 420,371.49 and 170,481.06
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Solution
The fourth proportional to 304,617.06, 420,371.49 and 170,481.06 is: 235,263.83
Step by Step Solution
- Step 1: Write the proportion equation
304,617.06 : 420,371.49 = 170,481.06 : x - Step 2: Convert to fraction form
304,617.06/420,371.49 = 170,481.06/x - Step 3: Cross multiply
304,617.06x = 420,371.49 × 170,481.06 - Step 4: Simplify right side
304,617.06x = 71,665,377,208.98 - Step 5: Solve for x
x = 71,665,377,208.98/304,617.06 - Step 6: Final answer
x = 235,263.83
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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.