Finding the Fourth Proportional to 429,907.28, 593,270.34 and 236,327.99
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Solution
The fourth proportional to 429,907.28, 593,270.34 and 236,327.99 is: 326,131.69
Step by Step Solution
- Step 1: Write the proportion equation
429,907.28 : 593,270.34 = 236,327.99 : x - Step 2: Convert to fraction form
429,907.28/593,270.34 = 236,327.99/x - Step 3: Cross multiply
429,907.28x = 593,270.34 × 236,327.99 - Step 4: Simplify right side
429,907.28x = 140,206,386,978.82 - Step 5: Solve for x
x = 140,206,386,978.82/429,907.28 - Step 6: Final answer
x = 326,131.69
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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.