Finding the Fourth Proportional to 205,307.28, 283,519.65 and 194,125.62
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Solution
The fourth proportional to 205,307.28, 283,519.65 and 194,125.62 is: 268,078.31
Step by Step Solution
- Step 1: Write the proportion equation
205,307.28 : 283,519.65 = 194,125.62 : x - Step 2: Convert to fraction form
205,307.28/283,519.65 = 194,125.62/x - Step 3: Cross multiply
205,307.28x = 283,519.65 × 194,125.62 - Step 4: Simplify right side
205,307.28x = 55,038,427,838.43 - Step 5: Solve for x
x = 55,038,427,838.43/205,307.28 - Step 6: Final answer
x = 268,078.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.