Finding the Fourth Proportional to 500,361.42, 750,588.26 and 163,403.84
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Solution
The fourth proportional to 500,361.42, 750,588.26 and 163,403.84 is: 245,120.82
Step by Step Solution
- Step 1: Write the proportion equation
500,361.42 : 750,588.26 = 163,403.84 : x - Step 2: Convert to fraction form
500,361.42/750,588.26 = 163,403.84/x - Step 3: Cross multiply
500,361.42x = 750,588.26 × 163,403.84 - Step 4: Simplify right side
500,361.42x = 122,649,002,686.79 - Step 5: Solve for x
x = 122,649,002,686.79/500,361.42 - Step 6: Final answer
x = 245,120.82
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1.5x scale
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.