Finding the Fourth Proportional to 463,117.75, 694,579.41 and 130,615.99
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Solution
The fourth proportional to 463,117.75, 694,579.41 and 130,615.99 is: 195,896.57
Step by Step Solution
- Step 1: Write the proportion equation
463,117.75 : 694,579.41 = 130,615.99 : x - Step 2: Convert to fraction form
463,117.75/694,579.41 = 130,615.99/x - Step 3: Cross multiply
463,117.75x = 694,579.41 × 130,615.99 - Step 4: Simplify right side
463,117.75x = 90,723,177,270.77 - Step 5: Solve for x
x = 90,723,177,270.77/463,117.75 - Step 6: Final answer
x = 195,896.57
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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.