Finding the Fourth Proportional to 726,618.99, 1,089,842.83 and 194,181.09
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Solution
The fourth proportional to 726,618.99, 1,089,842.83 and 194,181.09 is: 291,248.74
Step by Step Solution
- Step 1: Write the proportion equation
726,618.99 : 1,089,842.83 = 194,181.09 : x - Step 2: Convert to fraction form
726,618.99/1,089,842.83 = 194,181.09/x - Step 3: Cross multiply
726,618.99x = 1,089,842.83 × 194,181.09 - Step 4: Simplify right side
726,618.99x = 211,626,868,658.09 - Step 5: Solve for x
x = 211,626,868,658.09/726,618.99 - Step 6: Final answer
x = 291,248.74
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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.