Finding the Fourth Proportional to 373,208.36, 515,014.50 and 203,439.08
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Solution
The fourth proportional to 373,208.36, 515,014.50 and 203,439.08 is: 280,738.82
Step by Step Solution
- Step 1: Write the proportion equation
373,208.36 : 515,014.50 = 203,439.08 : x - Step 2: Convert to fraction form
373,208.36/515,014.50 = 203,439.08/x - Step 3: Cross multiply
373,208.36x = 515,014.50 × 203,439.08 - Step 4: Simplify right side
373,208.36x = 104,774,076,066.66 - Step 5: Solve for x
x = 104,774,076,066.66/373,208.36 - Step 6: Final answer
x = 280,738.82
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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.