Finding the Fourth Proportional to 758,224.49, 1,135,811.28 and 359,250.08
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Solution
The fourth proportional to 758,224.49, 1,135,811.28 and 359,250.08 is: 538,152.35
Step by Step Solution
- Step 1: Write the proportion equation
758,224.49 : 1,135,811.28 = 359,250.08 : x - Step 2: Convert to fraction form
758,224.49/1,135,811.28 = 359,250.08/x - Step 3: Cross multiply
758,224.49x = 1,135,811.28 × 359,250.08 - Step 4: Simplify right side
758,224.49x = 408,040,287,525.85 - Step 5: Solve for x
x = 408,040,287,525.85/758,224.49 - Step 6: Final answer
x = 538,152.35
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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.