Finding the Fourth Proportional to 294,549.82, 406,408.18 and 173,681.62
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Solution
The fourth proportional to 294,549.82, 406,408.18 and 173,681.62 is: 239,639.02
Step by Step Solution
- Step 1: Write the proportion equation
294,549.82 : 406,408.18 = 173,681.62 : x - Step 2: Convert to fraction form
294,549.82/406,408.18 = 173,681.62/x - Step 3: Cross multiply
294,549.82x = 406,408.18 × 173,681.62 - Step 4: Simplify right side
294,549.82x = 70,585,628,183.20 - Step 5: Solve for x
x = 70,585,628,183.20/294,549.82 - Step 6: Final answer
x = 239,639.02
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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.