Finding the Fourth Proportional to 329,318.41, 454,453.49 and 186,075.38
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Solution
The fourth proportional to 329,318.41, 454,453.49 and 186,075.38 is: 256,780.68
Step by Step Solution
- Step 1: Write the proportion equation
329,318.41 : 454,453.49 = 186,075.38 : x - Step 2: Convert to fraction form
329,318.41/454,453.49 = 186,075.38/x - Step 3: Cross multiply
329,318.41x = 454,453.49 × 186,075.38 - Step 4: Simplify right side
329,318.41x = 84,562,603,842.42 - Step 5: Solve for x
x = 84,562,603,842.42/329,318.41 - Step 6: Final answer
x = 256,780.68
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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.