Finding the Fourth Proportional to 428,293.26, 591,019.95 and 237,295.26
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Solution
The fourth proportional to 428,293.26, 591,019.95 and 237,295.26 is: 327,453.75
Step by Step Solution
- Step 1: Write the proportion equation
428,293.26 : 591,019.95 = 237,295.26 : x - Step 2: Convert to fraction form
428,293.26/591,019.95 = 237,295.26/x - Step 3: Cross multiply
428,293.26x = 591,019.95 × 237,295.26 - Step 4: Simplify right side
428,293.26x = 140,246,232,700.44 - Step 5: Solve for x
x = 140,246,232,700.44/428,293.26 - Step 6: Final answer
x = 327,453.75
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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.