Finding the Fourth Proportional to 398,132.24, 597,105.46 and 229,293.68
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Solution
The fourth proportional to 398,132.24, 597,105.46 and 229,293.68 is: 343,887.02
Step by Step Solution
- Step 1: Write the proportion equation
398,132.24 : 597,105.46 = 229,293.68 : x - Step 2: Convert to fraction form
398,132.24/597,105.46 = 229,293.68/x - Step 3: Cross multiply
398,132.24x = 597,105.46 × 229,293.68 - Step 4: Simplify right side
398,132.24x = 136,912,508,271.49 - Step 5: Solve for x
x = 136,912,508,271.49/398,132.24 - Step 6: Final answer
x = 343,887.02
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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.