Finding the Fourth Proportional to 444,686.06, 667,030.80 and 107,726.09
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Solution
The fourth proportional to 444,686.06, 667,030.80 and 107,726.09 is: 161,589.55
Step by Step Solution
- Step 1: Write the proportion equation
444,686.06 : 667,030.80 = 107,726.09 : x - Step 2: Convert to fraction form
444,686.06/667,030.80 = 107,726.09/x - Step 3: Cross multiply
444,686.06x = 667,030.80 × 107,726.09 - Step 4: Simplify right side
444,686.06x = 71,856,619,993.57 - Step 5: Solve for x
x = 71,856,619,993.57/444,686.06 - Step 6: Final answer
x = 161,589.55
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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.