Finding the Fourth Proportional to 336,370.68, 503,548.56 and 324,407.70
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Solution
The fourth proportional to 336,370.68, 503,548.56 and 324,407.70 is: 485,639.92
Step by Step Solution
- Step 1: Write the proportion equation
336,370.68 : 503,548.56 = 324,407.70 : x - Step 2: Convert to fraction form
336,370.68/503,548.56 = 324,407.70/x - Step 3: Cross multiply
336,370.68x = 503,548.56 × 324,407.70 - Step 4: Simplify right side
336,370.68x = 163,355,030,187.91 - Step 5: Solve for x
x = 163,355,030,187.91/336,370.68 - Step 6: Final answer
x = 485,639.92
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1.5x scale
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.