Finding the Fourth Proportional to 502.44, 692.62 and 432.19
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Solution
The fourth proportional to 502.44, 692.62 and 432.19 is: 595.78
Step by Step Solution
- Step 1: Write the proportion equation
502.44 : 692.62 = 432.19 : x - Step 2: Convert to fraction form
502.44/692.62 = 432.19/x - Step 3: Cross multiply
502.44x = 692.62 × 432.19 - Step 4: Simplify right side
502.44x = 299,343.44 - Step 5: Solve for x
x = 299,343.44/502.44 - Step 6: Final answer
x = 595.78
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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.