Finding the Fourth Proportional to 616,979.68, 925,467.68 and 217,524.13
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Solution
The fourth proportional to 616,979.68, 925,467.68 and 217,524.13 is: 326,285.54
Step by Step Solution
- Step 1: Write the proportion equation
616,979.68 : 925,467.68 = 217,524.13 : x - Step 2: Convert to fraction form
616,979.68/925,467.68 = 217,524.13/x - Step 3: Cross multiply
616,979.68x = 925,467.68 × 217,524.13 - Step 4: Simplify right side
616,979.68x = 201,311,550,165.26 - Step 5: Solve for x
x = 201,311,550,165.26/616,979.68 - Step 6: Final answer
x = 326,285.54
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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.