Finding the Fourth Proportional to 620,954.70, 931,251.75 and 241,790.70
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Solution
The fourth proportional to 620,954.70, 931,251.75 and 241,790.70 is: 362,615.84
Step by Step Solution
- Step 1: Write the proportion equation
620,954.70 : 931,251.75 = 241,790.70 : x - Step 2: Convert to fraction form
620,954.70/931,251.75 = 241,790.70/x - Step 3: Cross multiply
620,954.70x = 931,251.75 × 241,790.70 - Step 4: Simplify right side
620,954.70x = 225,168,012,508.73 - Step 5: Solve for x
x = 225,168,012,508.73/620,954.70 - Step 6: Final answer
x = 362,615.84
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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.