Finding the Fourth Proportional to 370,640.24, 555,961.16 and 133,982.52
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Solution
The fourth proportional to 370,640.24, 555,961.16 and 133,982.52 is: 200,974.07
Step by Step Solution
- Step 1: Write the proportion equation
370,640.24 : 555,961.16 = 133,982.52 : x - Step 2: Convert to fraction form
370,640.24/555,961.16 = 133,982.52/x - Step 3: Cross multiply
370,640.24x = 555,961.16 × 133,982.52 - Step 4: Simplify right side
370,640.24x = 74,489,077,238.92 - Step 5: Solve for x
x = 74,489,077,238.92/370,640.24 - Step 6: Final answer
x = 200,974.07
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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.