Finding the Fourth Proportional to 350,958.01, 484,322.03 and 189,813.07
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Solution
The fourth proportional to 350,958.01, 484,322.03 and 189,813.07 is: 261,942.03
Step by Step Solution
- Step 1: Write the proportion equation
350,958.01 : 484,322.03 = 189,813.07 : x - Step 2: Convert to fraction form
350,958.01/484,322.03 = 189,813.07/x - Step 3: Cross multiply
350,958.01x = 484,322.03 × 189,813.07 - Step 4: Simplify right side
350,958.01x = 91,930,652,818.77 - Step 5: Solve for x
x = 91,930,652,818.77/350,958.01 - Step 6: Final answer
x = 261,942.03
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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.