Finding the Fourth Proportional to 374,045.37, 516,183.19 and 212,900.42
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Solution
The fourth proportional to 374,045.37, 516,183.19 and 212,900.42 is: 293,802.92
Step by Step Solution
- Step 1: Write the proportion equation
374,045.37 : 516,183.19 = 212,900.42 : x - Step 2: Convert to fraction form
374,045.37/516,183.19 = 212,900.42/x - Step 3: Cross multiply
374,045.37x = 516,183.19 × 212,900.42 - Step 4: Simplify right side
374,045.37x = 109,895,619,238.40 - Step 5: Solve for x
x = 109,895,619,238.40/374,045.37 - Step 6: Final answer
x = 293,802.92
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1.5x scale
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.