Finding the Fourth Proportional to 372,359.58, 513,840.87 and 202,594.38
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Solution
The fourth proportional to 372,359.58, 513,840.87 and 202,594.38 is: 279,571.89
Step by Step Solution
- Step 1: Write the proportion equation
372,359.58 : 513,840.87 = 202,594.38 : x - Step 2: Convert to fraction form
372,359.58/513,840.87 = 202,594.38/x - Step 3: Cross multiply
372,359.58x = 513,840.87 × 202,594.38 - Step 4: Simplify right side
372,359.58x = 104,101,272,476.31 - Step 5: Solve for x
x = 104,101,272,476.31/372,359.58 - Step 6: Final answer
x = 279,571.89
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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.