Finding the Fourth Proportional to 305,494.76, 458,096.70 and 125,552.06
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Solution
The fourth proportional to 305,494.76, 458,096.70 and 125,552.06 is: 188,268.32
Step by Step Solution
- Step 1: Write the proportion equation
305,494.76 : 458,096.70 = 125,552.06 : x - Step 2: Convert to fraction form
305,494.76/458,096.70 = 125,552.06/x - Step 3: Cross multiply
305,494.76x = 458,096.70 × 125,552.06 - Step 4: Simplify right side
305,494.76x = 57,514,984,364.20 - Step 5: Solve for x
x = 57,514,984,364.20/305,494.76 - Step 6: Final answer
x = 188,268.32
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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.