Finding the Fourth Proportional to 548,699.68, 823,034.04 and 149,343.91
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Solution
The fourth proportional to 548,699.68, 823,034.04 and 149,343.91 is: 224,011.65
Step by Step Solution
- Step 1: Write the proportion equation
548,699.68 : 823,034.04 = 149,343.91 : x - Step 2: Convert to fraction form
548,699.68/823,034.04 = 149,343.91/x - Step 3: Cross multiply
548,699.68x = 823,034.04 × 149,343.91 - Step 4: Simplify right side
548,699.68x = 122,915,121,596.70 - Step 5: Solve for x
x = 122,915,121,596.70/548,699.68 - Step 6: Final answer
x = 224,011.65
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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.