Finding the Fourth Proportional to 373,269.87, 559,573.25 and 145,512.99
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Solution
The fourth proportional to 373,269.87, 559,573.25 and 145,512.99 is: 218,140.23
Step by Step Solution
- Step 1: Write the proportion equation
373,269.87 : 559,573.25 = 145,512.99 : x - Step 2: Convert to fraction form
373,269.87/559,573.25 = 145,512.99/x - Step 3: Cross multiply
373,269.87x = 559,573.25 × 145,512.99 - Step 4: Simplify right side
373,269.87x = 81,425,176,003.95 - Step 5: Solve for x
x = 81,425,176,003.95/373,269.87 - Step 6: Final answer
x = 218,140.23
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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.