Finding the Fourth Proportional to 329,021.19, 493,728.41 and 302,252.31
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Solution
The fourth proportional to 329,021.19, 493,728.41 and 302,252.31 is: 453,559.09
Step by Step Solution
- Step 1: Write the proportion equation
329,021.19 : 493,728.41 = 302,252.31 : x - Step 2: Convert to fraction form
329,021.19/493,728.41 = 302,252.31/x - Step 3: Cross multiply
329,021.19x = 493,728.41 × 302,252.31 - Step 4: Simplify right side
329,021.19x = 149,230,552,435.13 - Step 5: Solve for x
x = 149,230,552,435.13/329,021.19 - Step 6: Final answer
x = 453,559.09
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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.