Finding the Fourth Proportional to 738,075.84, 1,018,548.24 and 415,791
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Solution
The fourth proportional to 738,075.84, 1,018,548.24 and 415,791 is: 573,793.60
Step by Step Solution
- Step 1: Write the proportion equation
738,075.84 : 1,018,548.24 = 415,791 : x - Step 2: Convert to fraction form
738,075.84/1,018,548.24 = 415,791/x - Step 3: Cross multiply
738,075.84x = 1,018,548.24 × 415,791 - Step 4: Simplify right side
738,075.84x = 423,503,191,257.84 - Step 5: Solve for x
x = 423,503,191,257.84/738,075.84 - Step 6: Final answer
x = 573,793.60
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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.