Finding the Fourth Proportional to 270,416.13, 405,338.19 and 101,863.53
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Solution
The fourth proportional to 270,416.13, 405,338.19 and 101,863.53 is: 152,687.56
Step by Step Solution
- Step 1: Write the proportion equation
270,416.13 : 405,338.19 = 101,863.53 : x - Step 2: Convert to fraction form
270,416.13/405,338.19 = 101,863.53/x - Step 3: Cross multiply
270,416.13x = 405,338.19 × 101,863.53 - Step 4: Simplify right side
270,416.13x = 41,289,178,877.21 - Step 5: Solve for x
x = 41,289,178,877.21/270,416.13 - Step 6: Final answer
x = 152,687.56
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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.