Finding the Fourth Proportional to 265,951.62, 398,920.14 and 88,462.02
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Solution
The fourth proportional to 265,951.62, 398,920.14 and 88,462.02 is: 132,690.61
Step by Step Solution
- Step 1: Write the proportion equation
265,951.62 : 398,920.14 = 88,462.02 : x - Step 2: Convert to fraction form
265,951.62/398,920.14 = 88,462.02/x - Step 3: Cross multiply
265,951.62x = 398,920.14 × 88,462.02 - Step 4: Simplify right side
265,951.62x = 35,289,281,403.08 - Step 5: Solve for x
x = 35,289,281,403.08/265,951.62 - Step 6: Final answer
x = 132,690.61
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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.