Finding the Fourth Proportional to 371,443.74, 512,593.47 and 201,677.82
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Solution
The fourth proportional to 371,443.74, 512,593.47 and 201,677.82 is: 278,315.99
Step by Step Solution
- Step 1: Write the proportion equation
371,443.74 : 512,593.47 = 201,677.82 : x - Step 2: Convert to fraction form
371,443.74/512,593.47 = 201,677.82/x - Step 3: Cross multiply
371,443.74x = 512,593.47 × 201,677.82 - Step 4: Simplify right side
371,443.74x = 103,378,733,575.84 - Step 5: Solve for x
x = 103,378,733,575.84/371,443.74 - Step 6: Final answer
x = 278,315.99
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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.