Finding the Fourth Proportional to 373,299.62, 515,154.02 and 203,533.74
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Solution
The fourth proportional to 373,299.62, 515,154.02 and 203,533.74 is: 280,876.86
Step by Step Solution
- Step 1: Write the proportion equation
373,299.62 : 515,154.02 = 203,533.74 : x - Step 2: Convert to fraction form
373,299.62/515,154.02 = 203,533.74/x - Step 3: Cross multiply
373,299.62x = 515,154.02 × 203,533.74 - Step 4: Simplify right side
373,299.62x = 104,851,223,348.97 - Step 5: Solve for x
x = 104,851,223,348.97/373,299.62 - Step 6: Final answer
x = 280,876.86
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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.