Finding the Fourth Proportional to 292,841.10, 439,370.99 and 115,471.75
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Solution
The fourth proportional to 292,841.10, 439,370.99 and 115,471.75 is: 173,250.74
Step by Step Solution
- Step 1: Write the proportion equation
292,841.10 : 439,370.99 = 115,471.75 : x - Step 2: Convert to fraction form
292,841.10/439,370.99 = 115,471.75/x - Step 3: Cross multiply
292,841.10x = 439,370.99 × 115,471.75 - Step 4: Simplify right side
292,841.10x = 50,734,937,114.53 - Step 5: Solve for x
x = 50,734,937,114.53/292,841.10 - Step 6: Final answer
x = 173,250.74
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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.