Finding the Fourth Proportional to 409,251.09, 610,675.97 and 366,697.69
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Solution
The fourth proportional to 409,251.09, 610,675.97 and 366,697.69 is: 547,178.67
Step by Step Solution
- Step 1: Write the proportion equation
409,251.09 : 610,675.97 = 366,697.69 : x - Step 2: Convert to fraction form
409,251.09/610,675.97 = 366,697.69/x - Step 3: Cross multiply
409,251.09x = 610,675.97 × 366,697.69 - Step 4: Simplify right side
409,251.09x = 223,933,467,537.51 - Step 5: Solve for x
x = 223,933,467,537.51/409,251.09 - Step 6: Final answer
x = 547,178.67
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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.