Finding the Fourth Proportional to 504,693.44, 754,767.84 and 448,861.76
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Solution
The fourth proportional to 504,693.44, 754,767.84 and 448,861.76 is: 671,271.70
Step by Step Solution
- Step 1: Write the proportion equation
504,693.44 : 754,767.84 = 448,861.76 : x - Step 2: Convert to fraction form
504,693.44/754,767.84 = 448,861.76/x - Step 3: Cross multiply
504,693.44x = 754,767.84 × 448,861.76 - Step 4: Simplify right side
504,693.44x = 338,786,421,053.80 - Step 5: Solve for x
x = 338,786,421,053.80/504,693.44 - Step 6: Final answer
x = 671,271.70
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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.