Finding the Fourth Proportional to 758,670.05, 1,137,265.43 and 303,125.49
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Solution
The fourth proportional to 758,670.05, 1,137,265.43 and 303,125.49 is: 454,392.71
Step by Step Solution
- Step 1: Write the proportion equation
758,670.05 : 1,137,265.43 = 303,125.49 : x - Step 2: Convert to fraction form
758,670.05/1,137,265.43 = 303,125.49/x - Step 3: Cross multiply
758,670.05x = 1,137,265.43 × 303,125.49 - Step 4: Simplify right side
758,670.05x = 344,734,139,213.18 - Step 5: Solve for x
x = 344,734,139,213.18/758,670.05 - Step 6: Final answer
x = 454,392.71
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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.