Finding the Fourth Proportional to 875,191.76, 1,312,798.08 and 244,067.12
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Solution
The fourth proportional to 875,191.76, 1,312,798.08 and 244,067.12 is: 366,103.59
Step by Step Solution
- Step 1: Write the proportion equation
875,191.76 : 1,312,798.08 = 244,067.12 : x - Step 2: Convert to fraction form
875,191.76/1,312,798.08 = 244,067.12/x - Step 3: Cross multiply
875,191.76x = 1,312,798.08 × 244,067.12 - Step 4: Simplify right side
875,191.76x = 320,410,846,527.13 - Step 5: Solve for x
x = 320,410,846,527.13/875,191.76 - Step 6: Final answer
x = 366,103.59
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1.5x scale
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.