Finding the Fourth Proportional to 373,813.24, 515,858.74 and 230,515.96
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Solution
The fourth proportional to 373,813.24, 515,858.74 and 230,515.96 is: 318,109.85
Step by Step Solution
- Step 1: Write the proportion equation
373,813.24 : 515,858.74 = 230,515.96 : x - Step 2: Convert to fraction form
373,813.24/515,858.74 = 230,515.96/x - Step 3: Cross multiply
373,813.24x = 515,858.74 × 230,515.96 - Step 4: Simplify right side
373,813.24x = 118,913,672,675.49 - Step 5: Solve for x
x = 118,913,672,675.49/373,813.24 - Step 6: Final answer
x = 318,109.85
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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.