Finding the Fourth Proportional to 372,177.56, 513,615.66 and 202,422.62
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Solution
The fourth proportional to 372,177.56, 513,615.66 and 202,422.62 is: 279,349.00
Step by Step Solution
- Step 1: Write the proportion equation
372,177.56 : 513,615.66 = 202,422.62 : x - Step 2: Convert to fraction form
372,177.56/513,615.66 = 202,422.62/x - Step 3: Cross multiply
372,177.56x = 513,615.66 × 202,422.62 - Step 4: Simplify right side
372,177.56x = 103,967,427,570.23 - Step 5: Solve for x
x = 103,967,427,570.23/372,177.56 - Step 6: Final answer
x = 279,349.00
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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.