Finding the Fourth Proportional to 372,460.68, 514,004.94 and 202,704.12
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Solution
The fourth proportional to 372,460.68, 514,004.94 and 202,704.12 is: 279,736.69
Step by Step Solution
- Step 1: Write the proportion equation
372,460.68 : 514,004.94 = 202,704.12 : x - Step 2: Convert to fraction form
372,460.68/514,004.94 = 202,704.12/x - Step 3: Cross multiply
372,460.68x = 514,004.94 × 202,704.12 - Step 4: Simplify right side
372,460.68x = 104,190,919,038.35 - Step 5: Solve for x
x = 104,190,919,038.35/372,460.68 - Step 6: Final answer
x = 279,736.69
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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.