Finding the Fourth Proportional to 335,232.09, 502,515.99 and 157,420.80
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Solution
The fourth proportional to 335,232.09, 502,515.99 and 157,420.80 is: 235,975.23
Step by Step Solution
- Step 1: Write the proportion equation
335,232.09 : 502,515.99 = 157,420.80 : x - Step 2: Convert to fraction form
335,232.09/502,515.99 = 157,420.80/x - Step 3: Cross multiply
335,232.09x = 502,515.99 × 157,420.80 - Step 4: Simplify right side
335,232.09x = 79,106,469,158.59 - Step 5: Solve for x
x = 79,106,469,158.59/335,232.09 - Step 6: Final answer
x = 235,975.23
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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.