Finding the Fourth Proportional to 352,749.11, 486,800.01 and 199,818.81
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Solution
The fourth proportional to 352,749.11, 486,800.01 and 199,818.81 is: 275,753.50
Step by Step Solution
- Step 1: Write the proportion equation
352,749.11 : 486,800.01 = 199,818.81 : x - Step 2: Convert to fraction form
352,749.11/486,800.01 = 199,818.81/x - Step 3: Cross multiply
352,749.11x = 486,800.01 × 199,818.81 - Step 4: Simplify right side
352,749.11x = 97,271,798,706.19 - Step 5: Solve for x
x = 97,271,798,706.19/352,749.11 - Step 6: Final answer
x = 275,753.50
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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.