Finding the Fourth Proportional to 229,642.05, 317,060.67 and 205,367.70
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Solution
The fourth proportional to 229,642.05, 317,060.67 and 205,367.70 is: 283,545.72
Step by Step Solution
- Step 1: Write the proportion equation
229,642.05 : 317,060.67 = 205,367.70 : x - Step 2: Convert to fraction form
229,642.05/317,060.67 = 205,367.70/x - Step 3: Cross multiply
229,642.05x = 317,060.67 × 205,367.70 - Step 4: Simplify right side
229,642.05x = 65,114,020,558.36 - Step 5: Solve for x
x = 65,114,020,558.36/229,642.05 - Step 6: Final answer
x = 283,545.72
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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.