Finding the Fourth Proportional to 506,947.44, 699,762.36 and 292,173.12
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Solution
The fourth proportional to 506,947.44, 699,762.36 and 292,173.12 is: 403,299.70
Step by Step Solution
- Step 1: Write the proportion equation
506,947.44 : 699,762.36 = 292,173.12 : x - Step 2: Convert to fraction form
506,947.44/699,762.36 = 292,173.12/x - Step 3: Cross multiply
506,947.44x = 699,762.36 × 292,173.12 - Step 4: Simplify right side
506,947.44x = 204,451,751,979.76 - Step 5: Solve for x
x = 204,451,751,979.76/506,947.44 - Step 6: Final answer
x = 403,299.70
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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.