Finding the Fourth Proportional to 358,571.36, 538,775.04 and 270,652.88
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Solution
The fourth proportional to 358,571.36, 538,775.04 and 270,652.88 is: 406,672.23
Step by Step Solution
- Step 1: Write the proportion equation
358,571.36 : 538,775.04 = 270,652.88 : x - Step 2: Convert to fraction form
358,571.36/538,775.04 = 270,652.88/x - Step 3: Cross multiply
358,571.36x = 538,775.04 × 270,652.88 - Step 4: Simplify right side
358,571.36x = 145,821,013,554.24 - Step 5: Solve for x
x = 145,821,013,554.24/358,571.36 - Step 6: Final answer
x = 406,672.23
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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.