Finding the Fourth Proportional to 305,446.33, 457,774.30 and 170,507.06
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Solution
The fourth proportional to 305,446.33, 457,774.30 and 170,507.06 is: 255,539.99
Step by Step Solution
- Step 1: Write the proportion equation
305,446.33 : 457,774.30 = 170,507.06 : x - Step 2: Convert to fraction form
305,446.33/457,774.30 = 170,507.06/x - Step 3: Cross multiply
305,446.33x = 457,774.30 × 170,507.06 - Step 4: Simplify right side
305,446.33x = 78,053,750,889.38 - Step 5: Solve for x
x = 78,053,750,889.38/305,446.33 - Step 6: Final answer
x = 255,539.99
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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.