Finding the Fourth Proportional to 303,259.73, 453,942.99 and 223,387.74
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Solution
The fourth proportional to 303,259.73, 453,942.99 and 223,387.74 is: 334,384.33
Step by Step Solution
- Step 1: Write the proportion equation
303,259.73 : 453,942.99 = 223,387.74 : x - Step 2: Convert to fraction form
303,259.73/453,942.99 = 223,387.74/x - Step 3: Cross multiply
303,259.73x = 453,942.99 × 223,387.74 - Step 4: Simplify right side
303,259.73x = 101,405,298,624.94 - Step 5: Solve for x
x = 101,405,298,624.94/303,259.73 - Step 6: Final answer
x = 334,384.33
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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.