Finding the Fourth Proportional to 894,486.26, 1,234,478.37 and 667,738.10
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Solution
The fourth proportional to 894,486.26, 1,234,478.37 and 667,738.10 is: 921,543.77
Step by Step Solution
- Step 1: Write the proportion equation
894,486.26 : 1,234,478.37 = 667,738.10 : x - Step 2: Convert to fraction form
894,486.26/1,234,478.37 = 667,738.10/x - Step 3: Cross multiply
894,486.26x = 1,234,478.37 × 667,738.10 - Step 4: Simplify right side
894,486.26x = 824,308,241,274.90 - Step 5: Solve for x
x = 824,308,241,274.90/894,486.26 - Step 6: Final answer
x = 921,543.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.