Finding the Fourth Proportional to 379,494.24, 568,060.38 and 238,957.62
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Solution
The fourth proportional to 379,494.24, 568,060.38 and 238,957.62 is: 357,692.80
Step by Step Solution
- Step 1: Write the proportion equation
379,494.24 : 568,060.38 = 238,957.62 : x - Step 2: Convert to fraction form
379,494.24/568,060.38 = 238,957.62/x - Step 3: Cross multiply
379,494.24x = 568,060.38 × 238,957.62 - Step 4: Simplify right side
379,494.24x = 135,742,356,421.10 - Step 5: Solve for x
x = 135,742,356,421.10/379,494.24 - Step 6: Final answer
x = 357,692.80
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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.