Finding the Fourth Proportional to 433,883.23, 649,703.40 and 299,362.08
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Solution
The fourth proportional to 433,883.23, 649,703.40 and 299,362.08 is: 448,269.37
Step by Step Solution
- Step 1: Write the proportion equation
433,883.23 : 649,703.40 = 299,362.08 : x - Step 2: Convert to fraction form
433,883.23/649,703.40 = 299,362.08/x - Step 3: Cross multiply
433,883.23x = 649,703.40 × 299,362.08 - Step 4: Simplify right side
433,883.23x = 194,496,561,207.07 - Step 5: Solve for x
x = 194,496,561,207.07/433,883.23 - Step 6: Final answer
x = 448,269.37
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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.