Finding the Fourth Proportional to 201,652.70, 302,479.05 and 198,542.30
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Solution
The fourth proportional to 201,652.70, 302,479.05 and 198,542.30 is: 297,813.45
Step by Step Solution
- Step 1: Write the proportion equation
201,652.70 : 302,479.05 = 198,542.30 : x - Step 2: Convert to fraction form
201,652.70/302,479.05 = 198,542.30/x - Step 3: Cross multiply
201,652.70x = 302,479.05 × 198,542.30 - Step 4: Simplify right side
201,652.70x = 60,054,886,288.82 - Step 5: Solve for x
x = 60,054,886,288.82/201,652.70 - Step 6: Final answer
x = 297,813.45
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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.