Finding the Fourth Proportional to 205,308.10, 306,064.35 and 202,072.70
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Solution
The fourth proportional to 205,308.10, 306,064.35 and 202,072.70 is: 301,241.16
Step by Step Solution
- Step 1: Write the proportion equation
205,308.10 : 306,064.35 = 202,072.70 : x - Step 2: Convert to fraction form
205,308.10/306,064.35 = 202,072.70/x - Step 3: Cross multiply
205,308.10x = 306,064.35 × 202,072.70 - Step 4: Simplify right side
205,308.10x = 61,847,249,578.25 - Step 5: Solve for x
x = 61,847,249,578.25/205,308.10 - Step 6: Final answer
x = 301,241.16
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.