Finding the Fourth Proportional to 226,630.70, 339,946.05 and 202,136.30
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Solution
The fourth proportional to 226,630.70, 339,946.05 and 202,136.30 is: 303,204.45
Step by Step Solution
- Step 1: Write the proportion equation
226,630.70 : 339,946.05 = 202,136.30 : x - Step 2: Convert to fraction form
226,630.70/339,946.05 = 202,136.30/x - Step 3: Cross multiply
226,630.70x = 339,946.05 × 202,136.30 - Step 4: Simplify right side
226,630.70x = 68,715,436,746.62 - Step 5: Solve for x
x = 68,715,436,746.62/226,630.70 - Step 6: Final answer
x = 303,204.45
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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.