Finding the Fourth Proportional to 350,874.95, 484,207.70 and 189,730.08
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Solution
The fourth proportional to 350,874.95, 484,207.70 and 189,730.08 is: 261,827.66
Step by Step Solution
- Step 1: Write the proportion equation
350,874.95 : 484,207.70 = 189,730.08 : x - Step 2: Convert to fraction form
350,874.95/484,207.70 = 189,730.08/x - Step 3: Cross multiply
350,874.95x = 484,207.70 × 189,730.08 - Step 4: Simplify right side
350,874.95x = 91,868,764,708.97 - Step 5: Solve for x
x = 91,868,764,708.97/350,874.95 - Step 6: Final answer
x = 261,827.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.