Finding the Fourth Proportional to 371,331.67, 556,824.70 and 134,664.79
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Solution
The fourth proportional to 371,331.67, 556,824.70 and 134,664.79 is: 201,934.52
Step by Step Solution
- Step 1: Write the proportion equation
371,331.67 : 556,824.70 = 134,664.79 : x - Step 2: Convert to fraction form
371,331.67/556,824.70 = 134,664.79/x - Step 3: Cross multiply
371,331.67x = 556,824.70 × 134,664.79 - Step 4: Simplify right side
371,331.67x = 74,984,681,292.31 - Step 5: Solve for x
x = 74,984,681,292.31/371,331.67 - Step 6: Final answer
x = 201,934.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.