Finding the Fourth Proportional to 358,955.74, 495,352.55 and 195,613.70
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Solution
The fourth proportional to 358,955.74, 495,352.55 and 195,613.70 is: 269,943.44
Step by Step Solution
- Step 1: Write the proportion equation
358,955.74 : 495,352.55 = 195,613.70 : x - Step 2: Convert to fraction form
358,955.74/495,352.55 = 195,613.70/x - Step 3: Cross multiply
358,955.74x = 495,352.55 × 195,613.70 - Step 4: Simplify right side
358,955.74x = 96,897,744,808.24 - Step 5: Solve for x
x = 96,897,744,808.24/358,955.74 - Step 6: Final answer
x = 269,943.44
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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.