Finding the Fourth Proportional to 371,143.68, 512,184.23 and 201,377.80
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Solution
The fourth proportional to 371,143.68, 512,184.23 and 201,377.80 is: 277,904.59
Step by Step Solution
- Step 1: Write the proportion equation
371,143.68 : 512,184.23 = 201,377.80 : x - Step 2: Convert to fraction form
371,143.68/512,184.23 = 201,377.80/x - Step 3: Cross multiply
371,143.68x = 512,184.23 × 201,377.80 - Step 4: Simplify right side
371,143.68x = 103,142,533,432.09 - Step 5: Solve for x
x = 103,142,533,432.09/371,143.68 - Step 6: Final answer
x = 277,904.59
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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.