Finding the Fourth Proportional to 357,515.94, 493,406.26 and 204,523.75
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Solution
The fourth proportional to 357,515.94, 493,406.26 and 204,523.75 is: 282,262.38
Step by Step Solution
- Step 1: Write the proportion equation
357,515.94 : 493,406.26 = 204,523.75 : x - Step 2: Convert to fraction form
357,515.94/493,406.26 = 204,523.75/x - Step 3: Cross multiply
357,515.94x = 493,406.26 × 204,523.75 - Step 4: Simplify right side
357,515.94x = 100,913,298,568.68 - Step 5: Solve for x
x = 100,913,298,568.68/357,515.94 - Step 6: Final answer
x = 282,262.38
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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.