Finding the Fourth Proportional to 382,295.98, 527,581.98 and 210,227.08
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Solution
The fourth proportional to 382,295.98, 527,581.98 and 210,227.08 is: 290,120.81
Step by Step Solution
- Step 1: Write the proportion equation
382,295.98 : 527,581.98 = 210,227.08 : x - Step 2: Convert to fraction form
382,295.98/527,581.98 = 210,227.08/x - Step 3: Cross multiply
382,295.98x = 527,581.98 × 210,227.08 - Step 4: Simplify right side
382,295.98x = 110,912,019,116.02 - Step 5: Solve for x
x = 110,912,019,116.02/382,295.98 - Step 6: Final answer
x = 290,120.81
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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.