Finding the Fourth Proportional to 345,800.34, 477,243.09 and 202,681.44
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Solution
The fourth proportional to 345,800.34, 477,243.09 and 202,681.44 is: 279,723.02
Step by Step Solution
- Step 1: Write the proportion equation
345,800.34 : 477,243.09 = 202,681.44 : x - Step 2: Convert to fraction form
345,800.34/477,243.09 = 202,681.44/x - Step 3: Cross multiply
345,800.34x = 477,243.09 × 202,681.44 - Step 4: Simplify right side
345,800.34x = 96,728,316,711.25 - Step 5: Solve for x
x = 96,728,316,711.25/345,800.34 - Step 6: Final answer
x = 279,723.02
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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.