Finding the Fourth Proportional to 252,644.24, 378,776.79 and 152,783.97
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Solution
The fourth proportional to 252,644.24, 378,776.79 and 152,783.97 is: 229,061.32
Step by Step Solution
- Step 1: Write the proportion equation
252,644.24 : 378,776.79 = 152,783.97 : x - Step 2: Convert to fraction form
252,644.24/378,776.79 = 152,783.97/x - Step 3: Cross multiply
252,644.24x = 378,776.79 × 152,783.97 - Step 4: Simplify right side
252,644.24x = 57,871,021,720.06 - Step 5: Solve for x
x = 57,871,021,720.06/252,644.24 - Step 6: Final answer
x = 229,061.32
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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.