Finding the Fourth Proportional to 448,715.58, 619,239.18 and 244,769.94
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Solution
The fourth proportional to 448,715.58, 619,239.18 and 244,769.94 is: 337,788.89
Step by Step Solution
- Step 1: Write the proportion equation
448,715.58 : 619,239.18 = 244,769.94 : x - Step 2: Convert to fraction form
448,715.58/619,239.18 = 244,769.94/x - Step 3: Cross multiply
448,715.58x = 619,239.18 × 244,769.94 - Step 4: Simplify right side
448,715.58x = 151,571,136,934.25 - Step 5: Solve for x
x = 151,571,136,934.25/448,715.58 - Step 6: Final answer
x = 337,788.89
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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.