Finding the Fourth Proportional to 358,957.23, 495,354.62 and 195,615.20
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Solution
The fourth proportional to 358,957.23, 495,354.62 and 195,615.20 is: 269,945.50
Step by Step Solution
- Step 1: Write the proportion equation
358,957.23 : 495,354.62 = 195,615.20 : x - Step 2: Convert to fraction form
358,957.23/495,354.62 = 195,615.20/x - Step 3: Cross multiply
358,957.23x = 495,354.62 × 195,615.20 - Step 4: Simplify right side
358,957.23x = 96,898,889,607.37 - Step 5: Solve for x
x = 96,898,889,607.37/358,957.23 - Step 6: Final answer
x = 269,945.50
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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.