Finding the Fourth Proportional to 377,213.13, 565,828.34 and 124,412.49
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Solution
The fourth proportional to 377,213.13, 565,828.34 and 124,412.49 is: 186,621.58
Step by Step Solution
- Step 1: Write the proportion equation
377,213.13 : 565,828.34 = 124,412.49 : x - Step 2: Convert to fraction form
377,213.13/565,828.34 = 124,412.49/x - Step 3: Cross multiply
377,213.13x = 565,828.34 × 124,412.49 - Step 4: Simplify right side
377,213.13x = 70,396,112,069.90 - Step 5: Solve for x
x = 70,396,112,069.90/377,213.13 - Step 6: Final answer
x = 186,621.58
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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.