Finding the Fourth Proportional to 371,115.04, 512,138.79 and 201,349.18
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Solution
The fourth proportional to 371,115.04, 512,138.79 and 201,349.18 is: 277,861.89
Step by Step Solution
- Step 1: Write the proportion equation
371,115.04 : 512,138.79 = 201,349.18 : x - Step 2: Convert to fraction form
371,115.04/512,138.79 = 201,349.18/x - Step 3: Cross multiply
371,115.04x = 512,138.79 × 201,349.18 - Step 4: Simplify right side
371,115.04x = 103,118,725,412.69 - Step 5: Solve for x
x = 103,118,725,412.69/371,115.04 - Step 6: Final answer
x = 277,861.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.