Finding the Fourth Proportional to 201,703.70, 302,555.55 and 188,581.70
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Solution
The fourth proportional to 201,703.70, 302,555.55 and 188,581.70 is: 282,872.55
Step by Step Solution
- Step 1: Write the proportion equation
201,703.70 : 302,555.55 = 188,581.70 : x - Step 2: Convert to fraction form
201,703.70/302,555.55 = 188,581.70/x - Step 3: Cross multiply
201,703.70x = 302,555.55 × 188,581.70 - Step 4: Simplify right side
201,703.70x = 57,056,439,963.44 - Step 5: Solve for x
x = 57,056,439,963.44/201,703.70 - Step 6: Final answer
x = 282,872.55
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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.