Finding the Fourth Proportional to 402,686.44, 603,787.16 and 177,932.08
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Solution
The fourth proportional to 402,686.44, 603,787.16 and 177,932.08 is: 266,790.97
Step by Step Solution
- Step 1: Write the proportion equation
402,686.44 : 603,787.16 = 177,932.08 : x - Step 2: Convert to fraction form
402,686.44/603,787.16 = 177,932.08/x - Step 3: Cross multiply
402,686.44x = 603,787.16 × 177,932.08 - Step 4: Simplify right side
402,686.44x = 107,433,105,256.09 - Step 5: Solve for x
x = 107,433,105,256.09/402,686.44 - Step 6: Final answer
x = 266,790.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.