Finding the Fourth Proportional to 314,240.21, 433,660.62 and 171,009.49
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Solution
The fourth proportional to 314,240.21, 433,660.62 and 171,009.49 is: 235,998.06
Step by Step Solution
- Step 1: Write the proportion equation
314,240.21 : 433,660.62 = 171,009.49 : x - Step 2: Convert to fraction form
314,240.21/433,660.62 = 171,009.49/x - Step 3: Cross multiply
314,240.21x = 433,660.62 × 171,009.49 - Step 4: Simplify right side
314,240.21x = 74,160,080,604.24 - Step 5: Solve for x
x = 74,160,080,604.24/314,240.21 - Step 6: Final answer
x = 235,998.06
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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.