Finding the Fourth Proportional to 409,249.09, 610,672.99 and 366,695.69
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Solution
The fourth proportional to 409,249.09, 610,672.99 and 366,695.69 is: 547,175.69
Step by Step Solution
- Step 1: Write the proportion equation
409,249.09 : 610,672.99 = 366,695.69 : x - Step 2: Convert to fraction form
409,249.09/610,672.99 = 366,695.69/x - Step 3: Cross multiply
409,249.09x = 610,672.99 × 366,695.69 - Step 4: Simplify right side
409,249.09x = 223,931,151,598.94 - Step 5: Solve for x
x = 223,931,151,598.94/409,249.09 - Step 6: Final answer
x = 547,175.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.