Finding the Fourth Proportional to 398,272.11, 597,518.88 and 173,652.18
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Solution
The fourth proportional to 398,272.11, 597,518.88 and 173,652.18 is: 260,526.54
Step by Step Solution
- Step 1: Write the proportion equation
398,272.11 : 597,518.88 = 173,652.18 : x - Step 2: Convert to fraction form
398,272.11/597,518.88 = 173,652.18/x - Step 3: Cross multiply
398,272.11x = 597,518.88 × 173,652.18 - Step 4: Simplify right side
398,272.11x = 103,760,456,103.16 - Step 5: Solve for x
x = 103,760,456,103.16/398,272.11 - Step 6: Final answer
x = 260,526.54
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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.