Finding the Fourth Proportional to 302,546.63, 417,628.56 and 237,847.07
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Solution
The fourth proportional to 302,546.63, 417,628.56 and 237,847.07 is: 328,318.74
Step by Step Solution
- Step 1: Write the proportion equation
302,546.63 : 417,628.56 = 237,847.07 : x - Step 2: Convert to fraction form
302,546.63/417,628.56 = 237,847.07/x - Step 3: Cross multiply
302,546.63x = 417,628.56 × 237,847.07 - Step 4: Simplify right side
302,546.63x = 99,331,728,148.10 - Step 5: Solve for x
x = 99,331,728,148.10/302,546.63 - Step 6: Final answer
x = 328,318.74
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1.5x scale
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.