Finding the Fourth Proportional to 358,328.53, 537,480.24 and 121,673.26
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Solution
The fourth proportional to 358,328.53, 537,480.24 and 121,673.26 is: 182,505.63
Step by Step Solution
- Step 1: Write the proportion equation
358,328.53 : 537,480.24 = 121,673.26 : x - Step 2: Convert to fraction form
358,328.53/537,480.24 = 121,673.26/x - Step 3: Cross multiply
358,328.53x = 537,480.24 × 121,673.26 - Step 4: Simplify right side
358,328.53x = 65,396,972,986.38 - Step 5: Solve for x
x = 65,396,972,986.38/358,328.53 - Step 6: Final answer
x = 182,505.63
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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.