Finding the Fourth Proportional to 874,861, 1,312,292.31 and 243,791.62
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Solution
The fourth proportional to 874,861, 1,312,292.31 and 243,791.62 is: 365,687.66
Step by Step Solution
- Step 1: Write the proportion equation
874,861 : 1,312,292.31 = 243,791.62 : x - Step 2: Convert to fraction form
874,861/1,312,292.31 = 243,791.62/x - Step 3: Cross multiply
874,861x = 1,312,292.31 × 243,791.62 - Step 4: Simplify right side
874,861x = 319,925,868,168.44 - Step 5: Solve for x
x = 319,925,868,168.44/874,861 - Step 6: Final answer
x = 365,687.66
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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.