Finding the Fourth Proportional to 204,511.70, 306,767.55 and 173,407.70
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Solution
The fourth proportional to 204,511.70, 306,767.55 and 173,407.70 is: 260,111.55
Step by Step Solution
- Step 1: Write the proportion equation
204,511.70 : 306,767.55 = 173,407.70 : x - Step 2: Convert to fraction form
204,511.70/306,767.55 = 173,407.70/x - Step 3: Cross multiply
204,511.70x = 306,767.55 × 173,407.70 - Step 4: Simplify right side
204,511.70x = 53,195,855,280.14 - Step 5: Solve for x
x = 53,195,855,280.14/204,511.70 - Step 6: Final answer
x = 260,111.55
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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.