Finding the Fourth Proportional to 415,313.36, 622,970.04 and 237,696.56
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Solution
The fourth proportional to 415,313.36, 622,970.04 and 237,696.56 is: 356,544.84
Step by Step Solution
- Step 1: Write the proportion equation
415,313.36 : 622,970.04 = 237,696.56 : x - Step 2: Convert to fraction form
415,313.36/622,970.04 = 237,696.56/x - Step 3: Cross multiply
415,313.36x = 622,970.04 × 237,696.56 - Step 4: Simplify right side
415,313.36x = 148,077,835,491.06 - Step 5: Solve for x
x = 148,077,835,491.06/415,313.36 - Step 6: Final answer
x = 356,544.84
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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.