Finding the Fourth Proportional to 894,481.62, 1,234,349.01 and 486,583.98
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Solution
The fourth proportional to 894,481.62, 1,234,349.01 and 486,583.98 is: 671,466.51
Step by Step Solution
- Step 1: Write the proportion equation
894,481.62 : 1,234,349.01 = 486,583.98 : x - Step 2: Convert to fraction form
894,481.62/1,234,349.01 = 486,583.98/x - Step 3: Cross multiply
894,481.62x = 1,234,349.01 × 486,583.98 - Step 4: Simplify right side
894,481.62x = 600,614,453,994.86 - Step 5: Solve for x
x = 600,614,453,994.86/894,481.62 - Step 6: Final answer
x = 671,466.51
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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.