Finding the Fourth Proportional to 374,378.34, 516,634.44 and 204,613.68
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Solution
The fourth proportional to 374,378.34, 516,634.44 and 204,613.68 is: 282,362.69
Step by Step Solution
- Step 1: Write the proportion equation
374,378.34 : 516,634.44 = 204,613.68 : x - Step 2: Convert to fraction form
374,378.34/516,634.44 = 204,613.68/x - Step 3: Cross multiply
374,378.34x = 516,634.44 × 204,613.68 - Step 4: Simplify right side
374,378.34x = 105,710,473,983.14 - Step 5: Solve for x
x = 105,710,473,983.14/374,378.34 - Step 6: Final answer
x = 282,362.69
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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.