Finding the Fourth Proportional to 676,378.48, 1,014,584.10 and 227,114.02
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Solution
The fourth proportional to 676,378.48, 1,014,584.10 and 227,114.02 is: 340,676.53
Step by Step Solution
- Step 1: Write the proportion equation
676,378.48 : 1,014,584.10 = 227,114.02 : x - Step 2: Convert to fraction form
676,378.48/1,014,584.10 = 227,114.02/x - Step 3: Cross multiply
676,378.48x = 1,014,584.10 × 227,114.02 - Step 4: Simplify right side
676,378.48x = 230,426,273,579.08 - Step 5: Solve for x
x = 230,426,273,579.08/676,378.48 - Step 6: Final answer
x = 340,676.53
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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.