Finding the Fourth Proportional to 818,110.98, 1,227,163.11 and 249,490.41
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Solution
The fourth proportional to 818,110.98, 1,227,163.11 and 249,490.41 is: 374,234.59
Step by Step Solution
- Step 1: Write the proportion equation
818,110.98 : 1,227,163.11 = 249,490.41 : x - Step 2: Convert to fraction form
818,110.98/1,227,163.11 = 249,490.41/x - Step 3: Cross multiply
818,110.98x = 1,227,163.11 × 249,490.41 - Step 4: Simplify right side
818,110.98x = 306,165,425,006.59 - Step 5: Solve for x
x = 306,165,425,006.59/818,110.98 - Step 6: Final answer
x = 374,234.59
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1.5x scale
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.