Finding the Fourth Proportional to 741,664.80, 1,112,497.20 and 180,699.30
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Solution
The fourth proportional to 741,664.80, 1,112,497.20 and 180,699.30 is: 271,048.95
Step by Step Solution
- Step 1: Write the proportion equation
741,664.80 : 1,112,497.20 = 180,699.30 : x - Step 2: Convert to fraction form
741,664.80/1,112,497.20 = 180,699.30/x - Step 3: Cross multiply
741,664.80x = 1,112,497.20 × 180,699.30 - Step 4: Simplify right side
741,664.80x = 201,027,465,291.96 - Step 5: Solve for x
x = 201,027,465,291.96/741,664.80 - Step 6: Final answer
x = 271,048.95
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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.