Finding the Fourth Proportional to 366,927.20, 549,734.70 and 310,502.60
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Solution
The fourth proportional to 366,927.20, 549,734.70 and 310,502.60 is: 465,198.69
Step by Step Solution
- Step 1: Write the proportion equation
366,927.20 : 549,734.70 = 310,502.60 : x - Step 2: Convert to fraction form
366,927.20/549,734.70 = 310,502.60/x - Step 3: Cross multiply
366,927.20x = 549,734.70 × 310,502.60 - Step 4: Simplify right side
366,927.20x = 170,694,053,660.22 - Step 5: Solve for x
x = 170,694,053,660.22/366,927.20 - Step 6: Final answer
x = 465,198.69
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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.