Finding the Fourth Proportional to 486,228.74, 729,316.72 and 149,269.44
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Solution
The fourth proportional to 486,228.74, 729,316.72 and 149,269.44 is: 223,896.06
Step by Step Solution
- Step 1: Write the proportion equation
486,228.74 : 729,316.72 = 149,269.44 : x - Step 2: Convert to fraction form
486,228.74/729,316.72 = 149,269.44/x - Step 3: Cross multiply
486,228.74x = 729,316.72 × 149,269.44 - Step 4: Simplify right side
486,228.74x = 108,864,698,377.04 - Step 5: Solve for x
x = 108,864,698,377.04/486,228.74 - Step 6: Final answer
x = 223,896.06
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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.