Finding the Fourth Proportional to 306,819.08, 460,305.34 and 243,876.68
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Solution
The fourth proportional to 306,819.08, 460,305.34 and 243,876.68 is: 365,876.00
Step by Step Solution
- Step 1: Write the proportion equation
306,819.08 : 460,305.34 = 243,876.68 : x - Step 2: Convert to fraction form
306,819.08/460,305.34 = 243,876.68/x - Step 3: Cross multiply
306,819.08x = 460,305.34 × 243,876.68 - Step 4: Simplify right side
306,819.08x = 112,257,738,105.47 - Step 5: Solve for x
x = 112,257,738,105.47/306,819.08 - Step 6: Final answer
x = 365,876.00
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1.5x scale
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.