Finding the Fourth Proportional to 447,951.68, 618,173.38 and 246,747.68
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Solution
The fourth proportional to 447,951.68, 618,173.38 and 246,747.68 is: 340,511.83
Step by Step Solution
- Step 1: Write the proportion equation
447,951.68 : 618,173.38 = 246,747.68 : x - Step 2: Convert to fraction form
447,951.68/618,173.38 = 246,747.68/x - Step 3: Cross multiply
447,951.68x = 618,173.38 × 246,747.68 - Step 4: Simplify right side
447,951.68x = 152,532,847,352.76 - Step 5: Solve for x
x = 152,532,847,352.76/447,951.68 - Step 6: Final answer
x = 340,511.83
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1.5x scale
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.