Finding the Fourth Proportional to 449,354.09, 620,112.84 and 255,752.29
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Solution
The fourth proportional to 449,354.09, 620,112.84 and 255,752.29 is: 352,940.55
Step by Step Solution
- Step 1: Write the proportion equation
449,354.09 : 620,112.84 = 255,752.29 : x - Step 2: Convert to fraction form
449,354.09/620,112.84 = 255,752.29/x - Step 3: Cross multiply
449,354.09x = 620,112.84 × 255,752.29 - Step 4: Simplify right side
449,354.09x = 158,595,278,888.40 - Step 5: Solve for x
x = 158,595,278,888.40/449,354.09 - Step 6: Final answer
x = 352,940.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.