Finding the Fourth Proportional to 311,922.70, 467,106.45 and 249,714.70
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Solution
The fourth proportional to 311,922.70, 467,106.45 and 249,714.70 is: 373,949.53
Step by Step Solution
- Step 1: Write the proportion equation
311,922.70 : 467,106.45 = 249,714.70 : x - Step 2: Convert to fraction form
311,922.70/467,106.45 = 249,714.70/x - Step 3: Cross multiply
311,922.70x = 467,106.45 × 249,714.70 - Step 4: Simplify right side
311,922.70x = 116,643,347,029.82 - Step 5: Solve for x
x = 116,643,347,029.82/311,922.70 - Step 6: Final answer
x = 373,949.53
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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.