Finding the Fourth Proportional to 465,743.58, 698,619.81 and 255,266.70
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Solution
The fourth proportional to 465,743.58, 698,619.81 and 255,266.70 is: 382,902.48
Step by Step Solution
- Step 1: Write the proportion equation
465,743.58 : 698,619.81 = 255,266.70 : x - Step 2: Convert to fraction form
465,743.58/698,619.81 = 255,266.70/x - Step 3: Cross multiply
465,743.58x = 698,619.81 × 255,266.70 - Step 4: Simplify right side
465,743.58x = 178,334,373,453.33 - Step 5: Solve for x
x = 178,334,373,453.33/465,743.58 - Step 6: Final answer
x = 382,902.48
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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.