Finding the Fourth Proportional to 770,124.26, 1,062,679.08 and 425,913.48
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Solution
The fourth proportional to 770,124.26, 1,062,679.08 and 425,913.48 is: 587,709.50
Step by Step Solution
- Step 1: Write the proportion equation
770,124.26 : 1,062,679.08 = 425,913.48 : x - Step 2: Convert to fraction form
770,124.26/1,062,679.08 = 425,913.48/x - Step 3: Cross multiply
770,124.26x = 1,062,679.08 × 425,913.48 - Step 4: Simplify right side
770,124.26x = 452,609,345,086.00 - Step 5: Solve for x
x = 452,609,345,086.00/770,124.26 - Step 6: Final answer
x = 587,709.50
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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.