Finding the Fourth Proportional to 344,197.10, 516,217.69 and 130,888.97
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Solution
The fourth proportional to 344,197.10, 516,217.69 and 130,888.97 is: 196,303.81
Step by Step Solution
- Step 1: Write the proportion equation
344,197.10 : 516,217.69 = 130,888.97 : x - Step 2: Convert to fraction form
344,197.10/516,217.69 = 130,888.97/x - Step 3: Cross multiply
344,197.10x = 516,217.69 × 130,888.97 - Step 4: Simplify right side
344,197.10x = 67,567,201,258.22 - Step 5: Solve for x
x = 67,567,201,258.22/344,197.10 - Step 6: Final answer
x = 196,303.81
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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.