Finding the Fourth Proportional to 456,229.14, 629,386.97 and 295,136.07
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Solution
The fourth proportional to 456,229.14, 629,386.97 and 295,136.07 is: 407,152.42
Step by Step Solution
- Step 1: Write the proportion equation
456,229.14 : 629,386.97 = 295,136.07 : x - Step 2: Convert to fraction form
456,229.14/629,386.97 = 295,136.07/x - Step 3: Cross multiply
456,229.14x = 629,386.97 × 295,136.07 - Step 4: Simplify right side
456,229.14x = 185,754,796,835.01 - Step 5: Solve for x
x = 185,754,796,835.01/456,229.14 - Step 6: Final answer
x = 407,152.42
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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.