Finding the Fourth Proportional to 554,606.79, 831,910.18 and 180,629.79
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Solution
The fourth proportional to 554,606.79, 831,910.18 and 180,629.79 is: 270,944.68
Step by Step Solution
- Step 1: Write the proportion equation
554,606.79 : 831,910.18 = 180,629.79 : x - Step 2: Convert to fraction form
554,606.79/831,910.18 = 180,629.79/x - Step 3: Cross multiply
554,606.79x = 831,910.18 × 180,629.79 - Step 4: Simplify right side
554,606.79x = 150,267,761,112.26 - Step 5: Solve for x
x = 150,267,761,112.26/554,606.79 - Step 6: Final answer
x = 270,944.68
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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.