Finding the Fourth Proportional to 304,164.96, 419,750.36 and 168,208.05
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Solution
The fourth proportional to 304,164.96, 419,750.36 and 168,208.05 is: 232,128.61
Step by Step Solution
- Step 1: Write the proportion equation
304,164.96 : 419,750.36 = 168,208.05 : x - Step 2: Convert to fraction form
304,164.96/419,750.36 = 168,208.05/x - Step 3: Cross multiply
304,164.96x = 419,750.36 × 168,208.05 - Step 4: Simplify right side
304,164.96x = 70,605,389,542.40 - Step 5: Solve for x
x = 70,605,389,542.40/304,164.96 - Step 6: Final answer
x = 232,128.61
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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.