Finding the Fourth Proportional to 818,407.36, 1,227,794.19 and 249,838.99
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Solution
The fourth proportional to 818,407.36, 1,227,794.19 and 249,838.99 is: 374,814.40
Step by Step Solution
- Step 1: Write the proportion equation
818,407.36 : 1,227,794.19 = 249,838.99 : x - Step 2: Convert to fraction form
818,407.36/1,227,794.19 = 249,838.99/x - Step 3: Cross multiply
818,407.36x = 1,227,794.19 × 249,838.99 - Step 4: Simplify right side
818,407.36x = 306,750,860,357.47 - Step 5: Solve for x
x = 306,750,860,357.47/818,407.36 - Step 6: Final answer
x = 374,814.40
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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.