Finding the Fourth Proportional to 371,211.37, 512,271.68 and 201,445.49
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Solution
The fourth proportional to 371,211.37, 512,271.68 and 201,445.49 is: 277,994.77
Step by Step Solution
- Step 1: Write the proportion equation
371,211.37 : 512,271.68 = 201,445.49 : x - Step 2: Convert to fraction form
371,211.37/512,271.68 = 201,445.49/x - Step 3: Cross multiply
371,211.37x = 512,271.68 × 201,445.49 - Step 4: Simplify right side
371,211.37x = 103,194,819,864.18 - Step 5: Solve for x
x = 103,194,819,864.18/371,211.37 - Step 6: Final answer
x = 277,994.77
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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.