Finding the Fourth Proportional to 373,193.07, 514,986.99 and 212,025.75
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Solution
The fourth proportional to 373,193.07, 514,986.99 and 212,025.75 is: 292,584.49
Step by Step Solution
- Step 1: Write the proportion equation
373,193.07 : 514,986.99 = 212,025.75 : x - Step 2: Convert to fraction form
373,193.07/514,986.99 = 212,025.75/x - Step 3: Cross multiply
373,193.07x = 514,986.99 × 212,025.75 - Step 4: Simplify right side
373,193.07x = 109,190,502,794.99 - Step 5: Solve for x
x = 109,190,502,794.99/373,193.07 - Step 6: Final answer
x = 292,584.49
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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.