Finding the Fourth Proportional to 324,224.28, 447,437.06 and 203,370.68
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Solution
The fourth proportional to 324,224.28, 447,437.06 and 203,370.68 is: 280,656.28
Step by Step Solution
- Step 1: Write the proportion equation
324,224.28 : 447,437.06 = 203,370.68 : x - Step 2: Convert to fraction form
324,224.28/447,437.06 = 203,370.68/x - Step 3: Cross multiply
324,224.28x = 447,437.06 × 203,370.68 - Step 4: Simplify right side
324,224.28x = 90,995,579,149.40 - Step 5: Solve for x
x = 90,995,579,149.40/324,224.28 - Step 6: Final answer
x = 280,656.28
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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.