Finding the Fourth Proportional to 591,832.88, 817,093.68 and 385,299.08
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Solution
The fourth proportional to 591,832.88, 817,093.68 and 385,299.08 is: 531,949.90
Step by Step Solution
- Step 1: Write the proportion equation
591,832.88 : 817,093.68 = 385,299.08 : x - Step 2: Convert to fraction form
591,832.88/817,093.68 = 385,299.08/x - Step 3: Cross multiply
591,832.88x = 817,093.68 × 385,299.08 - Step 4: Simplify right side
591,832.88x = 314,825,443,177.81 - Step 5: Solve for x
x = 314,825,443,177.81/591,832.88 - Step 6: Final answer
x = 531,949.90
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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.