Finding the Fourth Proportional to 443,239.75, 664,859.63 and 110,815.75
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Solution
The fourth proportional to 443,239.75, 664,859.63 and 110,815.75 is: 166,223.63
Step by Step Solution
- Step 1: Write the proportion equation
443,239.75 : 664,859.63 = 110,815.75 : x - Step 2: Convert to fraction form
443,239.75/664,859.63 = 110,815.75/x - Step 3: Cross multiply
443,239.75x = 664,859.63 × 110,815.75 - Step 4: Simplify right side
443,239.75x = 73,676,918,543.17 - Step 5: Solve for x
x = 73,676,918,543.17/443,239.75 - Step 6: Final answer
x = 166,223.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.