Finding the Fourth Proportional to 319,735.44, 441,234.99 and 176,495.58
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Solution
The fourth proportional to 319,735.44, 441,234.99 and 176,495.58 is: 243,563.95
Step by Step Solution
- Step 1: Write the proportion equation
319,735.44 : 441,234.99 = 176,495.58 : x - Step 2: Convert to fraction form
319,735.44/441,234.99 = 176,495.58/x - Step 3: Cross multiply
319,735.44x = 441,234.99 × 176,495.58 - Step 4: Simplify right side
319,735.44x = 77,876,025,476.34 - Step 5: Solve for x
x = 77,876,025,476.34/319,735.44 - Step 6: Final answer
x = 243,563.95
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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.