Finding the Fourth Proportional to 449,537.74, 620,374.26 and 268,354.83
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Solution
The fourth proportional to 449,537.74, 620,374.26 and 268,354.83 is: 370,336.94
Step by Step Solution
- Step 1: Write the proportion equation
449,537.74 : 620,374.26 = 268,354.83 : x - Step 2: Convert to fraction form
449,537.74/620,374.26 = 268,354.83/x - Step 3: Cross multiply
449,537.74x = 620,374.26 × 268,354.83 - Step 4: Simplify right side
449,537.74x = 166,480,429,078.68 - Step 5: Solve for x
x = 166,480,429,078.68/449,537.74 - Step 6: Final answer
x = 370,336.94
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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.