Finding the Fourth Proportional to 260,602.26, 359,631.81 and 141,370.26
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Solution
The fourth proportional to 260,602.26, 359,631.81 and 141,370.26 is: 195,091.33
Step by Step Solution
- Step 1: Write the proportion equation
260,602.26 : 359,631.81 = 141,370.26 : x - Step 2: Convert to fraction form
260,602.26/359,631.81 = 141,370.26/x - Step 3: Cross multiply
260,602.26x = 359,631.81 × 141,370.26 - Step 4: Simplify right side
260,602.26x = 50,841,242,483.97 - Step 5: Solve for x
x = 50,841,242,483.97/260,602.26 - Step 6: Final answer
x = 195,091.33
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1.5x scale
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.