Finding the Fourth Proportional to 319,189.56, 440,481.50 and 175,952.00
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Solution
The fourth proportional to 319,189.56, 440,481.50 and 175,952.00 is: 242,813.70
Step by Step Solution
- Step 1: Write the proportion equation
319,189.56 : 440,481.50 = 175,952.00 : x - Step 2: Convert to fraction form
319,189.56/440,481.50 = 175,952.00/x - Step 3: Cross multiply
319,189.56x = 440,481.50 × 175,952.00 - Step 4: Simplify right side
319,189.56x = 77,503,598,685.59 - Step 5: Solve for x
x = 77,503,598,685.59/319,189.56 - Step 6: Final answer
x = 242,813.70
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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.