Finding the Fourth Proportional to 359,249.06, 495,753.05 and 198,104.09
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Solution
The fourth proportional to 359,249.06, 495,753.05 and 198,104.09 is: 273,377.76
Step by Step Solution
- Step 1: Write the proportion equation
359,249.06 : 495,753.05 = 198,104.09 : x - Step 2: Convert to fraction form
359,249.06/495,753.05 = 198,104.09/x - Step 3: Cross multiply
359,249.06x = 495,753.05 × 198,104.09 - Step 4: Simplify right side
359,249.06x = 98,210,703,365.69 - Step 5: Solve for x
x = 98,210,703,365.69/359,249.06 - Step 6: Final answer
x = 273,377.76
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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.