Finding the Fourth Proportional to 331,795.19, 457,877.60 and 180,892.19
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Solution
The fourth proportional to 331,795.19, 457,877.60 and 180,892.19 is: 249,631.35
Step by Step Solution
- Step 1: Write the proportion equation
331,795.19 : 457,877.60 = 180,892.19 : x - Step 2: Convert to fraction form
331,795.19/457,877.60 = 180,892.19/x - Step 3: Cross multiply
331,795.19x = 457,877.60 × 180,892.19 - Step 4: Simplify right side
331,795.19x = 82,826,478,622.10 - Step 5: Solve for x
x = 82,826,478,622.10/331,795.19 - Step 6: Final answer
x = 249,631.35
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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.