Finding the Fourth Proportional to 437,729.60, 657,112.80 and 248,340.80
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Solution
The fourth proportional to 437,729.60, 657,112.80 and 248,340.80 is: 372,805.31
Step by Step Solution
- Step 1: Write the proportion equation
437,729.60 : 657,112.80 = 248,340.80 : x - Step 2: Convert to fraction form
437,729.60/657,112.80 = 248,340.80/x - Step 3: Cross multiply
437,729.60x = 657,112.80 × 248,340.80 - Step 4: Simplify right side
437,729.60x = 163,187,918,442.24 - Step 5: Solve for x
x = 163,187,918,442.24/437,729.60 - Step 6: Final answer
x = 372,805.31
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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.