Finding the Fourth Proportional to 735,391.33, 1,014,729.49 and 413,039.68
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Solution
The fourth proportional to 735,391.33, 1,014,729.49 and 413,039.68 is: 569,932.67
Step by Step Solution
- Step 1: Write the proportion equation
735,391.33 : 1,014,729.49 = 413,039.68 : x - Step 2: Convert to fraction form
735,391.33/1,014,729.49 = 413,039.68/x - Step 3: Cross multiply
735,391.33x = 1,014,729.49 × 413,039.68 - Step 4: Simplify right side
735,391.33x = 419,123,543,836.16 - Step 5: Solve for x
x = 419,123,543,836.16/735,391.33 - Step 6: Final answer
x = 569,932.67
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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.