Finding the Fourth Proportional to 631,463.53, 947,181.87 and 204,998.68
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Solution
The fourth proportional to 631,463.53, 947,181.87 and 204,998.68 is: 307,493.66
Step by Step Solution
- Step 1: Write the proportion equation
631,463.53 : 947,181.87 = 204,998.68 : x - Step 2: Convert to fraction form
631,463.53/947,181.87 = 204,998.68/x - Step 3: Cross multiply
631,463.53x = 947,181.87 × 204,998.68 - Step 4: Simplify right side
631,463.53x = 194,171,033,069.93 - Step 5: Solve for x
x = 194,171,033,069.93/631,463.53 - Step 6: Final answer
x = 307,493.66
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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.