Finding the Fourth Proportional to 317,734.92, 438,473.67 and 174,494.96
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Solution
The fourth proportional to 317,734.92, 438,473.67 and 174,494.96 is: 240,802.76
Step by Step Solution
- Step 1: Write the proportion equation
317,734.92 : 438,473.67 = 174,494.96 : x - Step 2: Convert to fraction form
317,734.92/438,473.67 = 174,494.96/x - Step 3: Cross multiply
317,734.92x = 438,473.67 × 174,494.96 - Step 4: Simplify right side
317,734.92x = 76,511,444,305.26 - Step 5: Solve for x
x = 76,511,444,305.26/317,734.92 - Step 6: Final answer
x = 240,802.76
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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.