Finding the Fourth Proportional to 326,580.36, 450,680.56 and 183,340.68
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Solution
The fourth proportional to 326,580.36, 450,680.56 and 183,340.68 is: 253,009.95
Step by Step Solution
- Step 1: Write the proportion equation
326,580.36 : 450,680.56 = 183,340.68 : x - Step 2: Convert to fraction form
326,580.36/450,680.56 = 183,340.68/x - Step 3: Cross multiply
326,580.36x = 450,680.56 × 183,340.68 - Step 4: Simplify right side
326,580.36x = 82,628,079,416.48 - Step 5: Solve for x
x = 82,628,079,416.48/326,580.36 - Step 6: Final answer
x = 253,009.95
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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.