Finding the Fourth Proportional to 347,578.60, 521,376.96 and 110,920.96
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Solution
The fourth proportional to 347,578.60, 521,376.96 and 110,920.96 is: 166,384.33
Step by Step Solution
- Step 1: Write the proportion equation
347,578.60 : 521,376.96 = 110,920.96 : x - Step 2: Convert to fraction form
347,578.60/521,376.96 = 110,920.96/x - Step 3: Cross multiply
347,578.60x = 521,376.96 × 110,920.96 - Step 4: Simplify right side
347,578.60x = 57,831,632,925.08 - Step 5: Solve for x
x = 57,831,632,925.08/347,578.60 - Step 6: Final answer
x = 166,384.33
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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.