Finding the Fourth Proportional to 734,771.42, 1,013,984.04 and 412,482.14
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Solution
The fourth proportional to 734,771.42, 1,013,984.04 and 412,482.14 is: 569,225.06
Step by Step Solution
- Step 1: Write the proportion equation
734,771.42 : 1,013,984.04 = 412,482.14 : x - Step 2: Convert to fraction form
734,771.42/1,013,984.04 = 412,482.14/x - Step 3: Cross multiply
734,771.42x = 1,013,984.04 × 412,482.14 - Step 4: Simplify right side
734,771.42x = 418,250,306,745.05 - Step 5: Solve for x
x = 418,250,306,745.05/734,771.42 - Step 6: Final answer
x = 569,225.06
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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.