Finding the Fourth Proportional to 268,446.06, 370,455.80 and 147,589.41
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Solution
The fourth proportional to 268,446.06, 370,455.80 and 147,589.41 is: 203,673.51
Step by Step Solution
- Step 1: Write the proportion equation
268,446.06 : 370,455.80 = 147,589.41 : x - Step 2: Convert to fraction form
268,446.06/370,455.80 = 147,589.41/x - Step 3: Cross multiply
268,446.06x = 370,455.80 × 147,589.41 - Step 4: Simplify right side
268,446.06x = 54,675,352,215.13 - Step 5: Solve for x
x = 54,675,352,215.13/268,446.06 - Step 6: Final answer
x = 203,673.51
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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.