Finding the Fourth Proportional to 733,770.74, 1,012,613.99 and 443,341.90
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Solution
The fourth proportional to 733,770.74, 1,012,613.99 and 443,341.90 is: 611,818.09
Step by Step Solution
- Step 1: Write the proportion equation
733,770.74 : 1,012,613.99 = 443,341.90 : x - Step 2: Convert to fraction form
733,770.74/1,012,613.99 = 443,341.90/x - Step 3: Cross multiply
733,770.74x = 1,012,613.99 × 443,341.90 - Step 4: Simplify right side
733,770.74x = 448,934,210,293.18 - Step 5: Solve for x
x = 448,934,210,293.18/733,770.74 - Step 6: Final answer
x = 611,818.09
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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.