Finding the Fourth Proportional to 319,183.14, 440,349.12 and 183,167.94
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Solution
The fourth proportional to 319,183.14, 440,349.12 and 183,167.94 is: 252,700.82
Step by Step Solution
- Step 1: Write the proportion equation
319,183.14 : 440,349.12 = 183,167.94 : x - Step 2: Convert to fraction form
319,183.14/440,349.12 = 183,167.94/x - Step 3: Cross multiply
319,183.14x = 440,349.12 × 183,167.94 - Step 4: Simplify right side
319,183.14x = 80,657,841,191.21 - Step 5: Solve for x
x = 80,657,841,191.21/319,183.14 - Step 6: Final answer
x = 252,700.82
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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.