Finding the Fourth Proportional to 543,955.74, 815,652.06 and 244,178.22
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Solution
The fourth proportional to 543,955.74, 815,652.06 and 244,178.22 is: 366,140.94
Step by Step Solution
- Step 1: Write the proportion equation
543,955.74 : 815,652.06 = 244,178.22 : x - Step 2: Convert to fraction form
543,955.74/815,652.06 = 244,178.22/x - Step 3: Cross multiply
543,955.74x = 815,652.06 × 244,178.22 - Step 4: Simplify right side
543,955.74x = 199,164,468,150.13 - Step 5: Solve for x
x = 199,164,468,150.13/543,955.74 - Step 6: Final answer
x = 366,140.94
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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.