Finding the Fourth Proportional to 347,575.80, 521,363.70 and 110,935.80
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Solution
The fourth proportional to 347,575.80, 521,363.70 and 110,935.80 is: 166,403.70
Step by Step Solution
- Step 1: Write the proportion equation
347,575.80 : 521,363.70 = 110,935.80 : x - Step 2: Convert to fraction form
347,575.80/521,363.70 = 110,935.80/x - Step 3: Cross multiply
347,575.80x = 521,363.70 × 110,935.80 - Step 4: Simplify right side
347,575.80x = 57,837,899,150.46 - Step 5: Solve for x
x = 57,837,899,150.46/347,575.80 - Step 6: Final answer
x = 166,403.70
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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.