Finding the Fourth Proportional to 312,195.70, 468,293.55 and 233,463.70
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Solution
The fourth proportional to 312,195.70, 468,293.55 and 233,463.70 is: 350,195.55
Step by Step Solution
- Step 1: Write the proportion equation
312,195.70 : 468,293.55 = 233,463.70 : x - Step 2: Convert to fraction form
312,195.70/468,293.55 = 233,463.70/x - Step 3: Cross multiply
312,195.70x = 468,293.55 × 233,463.70 - Step 4: Simplify right side
312,195.70x = 109,329,544,869.14 - Step 5: Solve for x
x = 109,329,544,869.14/312,195.70 - Step 6: Final answer
x = 350,195.55
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Similar ratio
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1.5x scale
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.