Finding the Fourth Proportional to 270,342.68, 373,057.84 and 149,476.71
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Solution
The fourth proportional to 270,342.68, 373,057.84 and 149,476.71 is: 206,269.53
Step by Step Solution
- Step 1: Write the proportion equation
270,342.68 : 373,057.84 = 149,476.71 : x - Step 2: Convert to fraction form
270,342.68/373,057.84 = 149,476.71/x - Step 3: Cross multiply
270,342.68x = 373,057.84 × 149,476.71 - Step 4: Simplify right side
270,342.68x = 55,763,458,562.91 - Step 5: Solve for x
x = 55,763,458,562.91/270,342.68 - Step 6: Final answer
x = 206,269.53
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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.