Finding the Fourth Proportional to 307,091.76, 460,534.80 and 117,508.08
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Solution
The fourth proportional to 307,091.76, 460,534.80 and 117,508.08 is: 176,222.77
Step by Step Solution
- Step 1: Write the proportion equation
307,091.76 : 460,534.80 = 117,508.08 : x - Step 2: Convert to fraction form
307,091.76/460,534.80 = 117,508.08/x - Step 3: Cross multiply
307,091.76x = 460,534.80 × 117,508.08 - Step 4: Simplify right side
307,091.76x = 54,116,560,121.18 - Step 5: Solve for x
x = 54,116,560,121.18/307,091.76 - Step 6: Final answer
x = 176,222.77
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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.