Finding the Fourth Proportional to 434,733.76, 652,102.96 and 197,910.88
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Solution
The fourth proportional to 434,733.76, 652,102.96 and 197,910.88 is: 296,867.38
Step by Step Solution
- Step 1: Write the proportion equation
434,733.76 : 652,102.96 = 197,910.88 : x - Step 2: Convert to fraction form
434,733.76/652,102.96 = 197,910.88/x - Step 3: Cross multiply
434,733.76x = 652,102.96 × 197,910.88 - Step 4: Simplify right side
434,733.76x = 129,058,270,664.21 - Step 5: Solve for x
x = 129,058,270,664.21/434,733.76 - Step 6: Final answer
x = 296,867.38
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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.