Finding the Fourth Proportional to 440,551.42, 661,046.64 and 174,503.68
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Solution
The fourth proportional to 440,551.42, 661,046.64 and 174,503.68 is: 261,842.47
Step by Step Solution
- Step 1: Write the proportion equation
440,551.42 : 661,046.64 = 174,503.68 : x - Step 2: Convert to fraction form
440,551.42/661,046.64 = 174,503.68/x - Step 3: Cross multiply
440,551.42x = 661,046.64 × 174,503.68 - Step 4: Simplify right side
440,551.42x = 115,355,071,331.64 - Step 5: Solve for x
x = 115,355,071,331.64/440,551.42 - Step 6: Final answer
x = 261,842.47
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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.