Finding the Fourth Proportional to 324,637.57, 447,991.25 and 181,398.79
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Solution
The fourth proportional to 324,637.57, 447,991.25 and 181,398.79 is: 250,325.53
Step by Step Solution
- Step 1: Write the proportion equation
324,637.57 : 447,991.25 = 181,398.79 : x - Step 2: Convert to fraction form
324,637.57/447,991.25 = 181,398.79/x - Step 3: Cross multiply
324,637.57x = 447,991.25 × 181,398.79 - Step 4: Simplify right side
324,637.57x = 81,265,070,680.59 - Step 5: Solve for x
x = 81,265,070,680.59/324,637.57 - Step 6: Final answer
x = 250,325.53
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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.