Finding the Fourth Proportional to 616,882.95, 925,020.84 and 217,465.65
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Solution
The fourth proportional to 616,882.95, 925,020.84 and 217,465.65 is: 326,091.45
Step by Step Solution
- Step 1: Write the proportion equation
616,882.95 : 925,020.84 = 217,465.65 : x - Step 2: Convert to fraction form
616,882.95/925,020.84 = 217,465.65/x - Step 3: Cross multiply
616,882.95x = 925,020.84 × 217,465.65 - Step 4: Simplify right side
616,882.95x = 201,160,258,234.15 - Step 5: Solve for x
x = 201,160,258,234.15/616,882.95 - Step 6: Final answer
x = 326,091.45
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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.