Finding the Fourth Proportional to 783,975.44, 1,175,680.98 and 271,501.81
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Solution
The fourth proportional to 783,975.44, 1,175,680.98 and 271,501.81 is: 407,154.99
Step by Step Solution
- Step 1: Write the proportion equation
783,975.44 : 1,175,680.98 = 271,501.81 : x - Step 2: Convert to fraction form
783,975.44/1,175,680.98 = 271,501.81/x - Step 3: Cross multiply
783,975.44x = 1,175,680.98 × 271,501.81 - Step 4: Simplify right side
783,975.44x = 319,199,511,113.37 - Step 5: Solve for x
x = 319,199,511,113.37/783,975.44 - Step 6: Final answer
x = 407,154.99
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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.