Finding the Fourth Proportional to 234,691.68, 351,463.35 and 211,946.88
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Solution
The fourth proportional to 234,691.68, 351,463.35 and 211,946.88 is: 317,401.80
Step by Step Solution
- Step 1: Write the proportion equation
234,691.68 : 351,463.35 = 211,946.88 : x - Step 2: Convert to fraction form
234,691.68/351,463.35 = 211,946.88/x - Step 3: Cross multiply
234,691.68x = 351,463.35 × 211,946.88 - Step 4: Simplify right side
234,691.68x = 74,491,560,602.66 - Step 5: Solve for x
x = 74,491,560,602.66/234,691.68 - Step 6: Final answer
x = 317,401.80
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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.