Finding the Fourth Proportional to 409,115.23, 564,288.19 and 273,080.59
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Solution
The fourth proportional to 409,115.23, 564,288.19 and 273,080.59 is: 376,657.09
Step by Step Solution
- Step 1: Write the proportion equation
409,115.23 : 564,288.19 = 273,080.59 : x - Step 2: Convert to fraction form
409,115.23/564,288.19 = 273,080.59/x - Step 3: Cross multiply
409,115.23x = 564,288.19 × 273,080.59 - Step 4: Simplify right side
409,115.23x = 154,096,151,855.23 - Step 5: Solve for x
x = 154,096,151,855.23/409,115.23 - Step 6: Final answer
x = 376,657.09
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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.