Finding the Fourth Proportional to 358,997.04, 495,415.91 and 197,852.09
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Solution
The fourth proportional to 358,997.04, 495,415.91 and 197,852.09 is: 273,035.88
Step by Step Solution
- Step 1: Write the proportion equation
358,997.04 : 495,415.91 = 197,852.09 : x - Step 2: Convert to fraction form
358,997.04/495,415.91 = 197,852.09/x - Step 3: Cross multiply
358,997.04x = 495,415.91 × 197,852.09 - Step 4: Simplify right side
358,997.04x = 98,019,071,230.30 - Step 5: Solve for x
x = 98,019,071,230.30/358,997.04 - Step 6: Final answer
x = 273,035.88
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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.