Finding the Fourth Proportional to 560,614.13, 773,636.69 and 305,967.14
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Solution
The fourth proportional to 560,614.13, 773,636.69 and 305,967.14 is: 422,228.75
Step by Step Solution
- Step 1: Write the proportion equation
560,614.13 : 773,636.69 = 305,967.14 : x - Step 2: Convert to fraction form
560,614.13/773,636.69 = 305,967.14/x - Step 3: Cross multiply
560,614.13x = 773,636.69 × 305,967.14 - Step 4: Simplify right side
560,614.13x = 236,707,400,040.35 - Step 5: Solve for x
x = 236,707,400,040.35/560,614.13 - Step 6: Final answer
x = 422,228.75
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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.