Finding the Fourth Proportional to 480,195.11, 662,670.99 and 262,403.80
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Solution
The fourth proportional to 480,195.11, 662,670.99 and 262,403.80 is: 362,118.19
Step by Step Solution
- Step 1: Write the proportion equation
480,195.11 : 662,670.99 = 262,403.80 : x - Step 2: Convert to fraction form
480,195.11/662,670.99 = 262,403.80/x - Step 3: Cross multiply
480,195.11x = 662,670.99 × 262,403.80 - Step 4: Simplify right side
480,195.11x = 173,887,384,269.09 - Step 5: Solve for x
x = 173,887,384,269.09/480,195.11 - Step 6: Final answer
x = 362,118.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.