Finding the Fourth Proportional to 508,052.18, 760,583.46 and 339,153.62
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Solution
The fourth proportional to 508,052.18, 760,583.46 and 339,153.62 is: 507,732.56
Step by Step Solution
- Step 1: Write the proportion equation
508,052.18 : 760,583.46 = 339,153.62 : x - Step 2: Convert to fraction form
508,052.18/760,583.46 = 339,153.62/x - Step 3: Cross multiply
508,052.18x = 760,583.46 × 339,153.62 - Step 4: Simplify right side
508,052.18x = 257,954,633,771.13 - Step 5: Solve for x
x = 257,954,633,771.13/508,052.18 - Step 6: Final answer
x = 507,732.56
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1.5x scale
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.