Finding the Fourth Proportional to 874,176.36, 1,310,594.94 and 274,790.76
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Solution
The fourth proportional to 874,176.36, 1,310,594.94 and 274,790.76 is: 411,975.66
Step by Step Solution
- Step 1: Write the proportion equation
874,176.36 : 1,310,594.94 = 274,790.76 : x - Step 2: Convert to fraction form
874,176.36/1,310,594.94 = 274,790.76/x - Step 3: Cross multiply
874,176.36x = 1,310,594.94 × 274,790.76 - Step 4: Simplify right side
874,176.36x = 360,139,379,614.75 - Step 5: Solve for x
x = 360,139,379,614.75/874,176.36 - Step 6: Final answer
x = 411,975.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.