Finding the Fourth Proportional to 672,549.84, 1,008,123.98 and 293,368.68
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Solution
The fourth proportional to 672,549.84, 1,008,123.98 and 293,368.68 is: 439,747.34
Step by Step Solution
- Step 1: Write the proportion equation
672,549.84 : 1,008,123.98 = 293,368.68 : x - Step 2: Convert to fraction form
672,549.84/1,008,123.98 = 293,368.68/x - Step 3: Cross multiply
672,549.84x = 1,008,123.98 × 293,368.68 - Step 4: Simplify right side
672,549.84x = 295,751,999,822.10 - Step 5: Solve for x
x = 295,751,999,822.10/672,549.84 - Step 6: Final answer
x = 439,747.34
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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.