Finding the Fourth Proportional to 482,472.93, 665,715.74 and 291,495.99
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Solution
The fourth proportional to 482,472.93, 665,715.74 and 291,495.99 is: 402,205.92
Step by Step Solution
- Step 1: Write the proportion equation
482,472.93 : 665,715.74 = 291,495.99 : x - Step 2: Convert to fraction form
482,472.93/665,715.74 = 291,495.99/x - Step 3: Cross multiply
482,472.93x = 665,715.74 × 291,495.99 - Step 4: Simplify right side
482,472.93x = 194,053,467,232.40 - Step 5: Solve for x
x = 194,053,467,232.40/482,472.93 - Step 6: Final answer
x = 402,205.92
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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.