Finding the Fourth Proportional to 372,958.68, 514,692.99 and 203,203.74
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Solution
The fourth proportional to 372,958.68, 514,692.99 and 203,203.74 is: 280,426.62
Step by Step Solution
- Step 1: Write the proportion equation
372,958.68 : 514,692.99 = 203,203.74 : x - Step 2: Convert to fraction form
372,958.68/514,692.99 = 203,203.74/x - Step 3: Cross multiply
372,958.68x = 514,692.99 × 203,203.74 - Step 4: Simplify right side
372,958.68x = 104,587,540,519.78 - Step 5: Solve for x
x = 104,587,540,519.78/372,958.68 - Step 6: Final answer
x = 280,426.62
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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.