Finding the Fourth Proportional to 379,130.63, 569,133.34 and 192,535.79
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Solution
The fourth proportional to 379,130.63, 569,133.34 and 192,535.79 is: 289,025.80
Step by Step Solution
- Step 1: Write the proportion equation
379,130.63 : 569,133.34 = 192,535.79 : x - Step 2: Convert to fraction form
379,130.63/569,133.34 = 192,535.79/x - Step 3: Cross multiply
379,130.63x = 569,133.34 × 192,535.79 - Step 4: Simplify right side
379,130.63x = 109,578,533,905.23 - Step 5: Solve for x
x = 109,578,533,905.23/379,130.63 - Step 6: Final answer
x = 289,025.80
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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.