Finding the Fourth Proportional to 605,302.26, 906,726.19 and 280,634.26
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Solution
The fourth proportional to 605,302.26, 906,726.19 and 280,634.26 is: 420,382.43
Step by Step Solution
- Step 1: Write the proportion equation
605,302.26 : 906,726.19 = 280,634.26 : x - Step 2: Convert to fraction form
605,302.26/906,726.19 = 280,634.26/x - Step 3: Cross multiply
605,302.26x = 906,726.19 × 280,634.26 - Step 4: Simplify right side
605,302.26x = 254,458,433,353.27 - Step 5: Solve for x
x = 254,458,433,353.27/605,302.26 - Step 6: Final answer
x = 420,382.43
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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.