Finding the Fourth Proportional to 374,433.60, 560,775.60 and 366,916.80
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Solution
The fourth proportional to 374,433.60, 560,775.60 and 366,916.80 is: 549,517.96
Step by Step Solution
- Step 1: Write the proportion equation
374,433.60 : 560,775.60 = 366,916.80 : x - Step 2: Convert to fraction form
374,433.60/560,775.60 = 366,916.80/x - Step 3: Cross multiply
374,433.60x = 560,775.60 × 366,916.80 - Step 4: Simplify right side
374,433.60x = 205,757,988,670.08 - Step 5: Solve for x
x = 205,757,988,670.08/374,433.60 - Step 6: Final answer
x = 549,517.96
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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.