Finding the Fourth Proportional to 445,151.99, 614,321.18 and 273,164.97
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Solution
The fourth proportional to 445,151.99, 614,321.18 and 273,164.97 is: 376,974.68
Step by Step Solution
- Step 1: Write the proportion equation
445,151.99 : 614,321.18 = 273,164.97 : x - Step 2: Convert to fraction form
445,151.99/614,321.18 = 273,164.97/x - Step 3: Cross multiply
445,151.99x = 614,321.18 × 273,164.97 - Step 4: Simplify right side
445,151.99x = 167,811,028,667.31 - Step 5: Solve for x
x = 167,811,028,667.31/445,151.99 - Step 6: Final answer
x = 376,974.68
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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.