Finding the Fourth Proportional to 558,651.36, 770,876.22 and 329,193.75
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Solution
The fourth proportional to 558,651.36, 770,876.22 and 329,193.75 is: 454,250.45
Step by Step Solution
- Step 1: Write the proportion equation
558,651.36 : 770,876.22 = 329,193.75 : x - Step 2: Convert to fraction form
558,651.36/770,876.22 = 329,193.75/x - Step 3: Cross multiply
558,651.36x = 770,876.22 × 329,193.75 - Step 4: Simplify right side
558,651.36x = 253,767,633,647.63 - Step 5: Solve for x
x = 253,767,633,647.63/558,651.36 - Step 6: Final answer
x = 454,250.45
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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.