Finding the Fourth Proportional to 371,253.06, 512,329.60 and 201,487.14
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Solution
The fourth proportional to 371,253.06, 512,329.60 and 201,487.14 is: 278,052.46
Step by Step Solution
- Step 1: Write the proportion equation
371,253.06 : 512,329.60 = 201,487.14 : x - Step 2: Convert to fraction form
371,253.06/512,329.60 = 201,487.14/x - Step 3: Cross multiply
371,253.06x = 512,329.60 × 201,487.14 - Step 4: Simplify right side
371,253.06x = 103,227,825,841.34 - Step 5: Solve for x
x = 103,227,825,841.34/371,253.06 - Step 6: Final answer
x = 278,052.46
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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.