Finding the Fourth Proportional to 331,555.75, 457,546.94 and 180,652.75
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Solution
The fourth proportional to 331,555.75, 457,546.94 and 180,652.75 is: 249,300.80
Step by Step Solution
- Step 1: Write the proportion equation
331,555.75 : 457,546.94 = 180,652.75 : x - Step 2: Convert to fraction form
331,555.75/457,546.94 = 180,652.75/x - Step 3: Cross multiply
331,555.75x = 457,546.94 × 180,652.75 - Step 4: Simplify right side
331,555.75x = 82,657,112,965.09 - Step 5: Solve for x
x = 82,657,112,965.09/331,555.75 - Step 6: Final answer
x = 249,300.80
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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.