Finding the Fourth Proportional to 350,511.93, 483,706.69 and 189,366.91
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Solution
The fourth proportional to 350,511.93, 483,706.69 and 189,366.91 is: 261,326.45
Step by Step Solution
- Step 1: Write the proportion equation
350,511.93 : 483,706.69 = 189,366.91 : x - Step 2: Convert to fraction form
350,511.93/483,706.69 = 189,366.91/x - Step 3: Cross multiply
350,511.93x = 483,706.69 × 189,366.91 - Step 4: Simplify right side
350,511.93x = 91,598,039,548.94 - Step 5: Solve for x
x = 91,598,039,548.94/350,511.93 - Step 6: Final answer
x = 261,326.45
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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.