Finding the Fourth Proportional to 359,271.24, 495,787.41 and 198,141.18
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Solution
The fourth proportional to 359,271.24, 495,787.41 and 198,141.18 is: 273,431.02
Step by Step Solution
- Step 1: Write the proportion equation
359,271.24 : 495,787.41 = 198,141.18 : x - Step 2: Convert to fraction form
359,271.24/495,787.41 = 198,141.18/x - Step 3: Cross multiply
359,271.24x = 495,787.41 × 198,141.18 - Step 4: Simplify right side
359,271.24x = 98,235,902,446.54 - Step 5: Solve for x
x = 98,235,902,446.54/359,271.24 - Step 6: Final answer
x = 273,431.02
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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.