Finding the Fourth Proportional to 827,865.63, 1,241,558.60 and 322,313.94
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Solution
The fourth proportional to 827,865.63, 1,241,558.60 and 322,313.94 is: 483,377.53
Step by Step Solution
- Step 1: Write the proportion equation
827,865.63 : 1,241,558.60 = 322,313.94 : x - Step 2: Convert to fraction form
827,865.63/1,241,558.60 = 322,313.94/x - Step 3: Cross multiply
827,865.63x = 1,241,558.60 × 322,313.94 - Step 4: Simplify right side
827,865.63x = 400,171,642,495.31 - Step 5: Solve for x
x = 400,171,642,495.31/827,865.63 - Step 6: Final answer
x = 483,377.53
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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.