Finding the Fourth Proportional to 802,691.35, 1,107,763.82 and 444,995.35
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Solution
The fourth proportional to 802,691.35, 1,107,763.82 and 444,995.35 is: 614,121.17
Step by Step Solution
- Step 1: Write the proportion equation
802,691.35 : 1,107,763.82 = 444,995.35 : x - Step 2: Convert to fraction form
802,691.35/1,107,763.82 = 444,995.35/x - Step 3: Cross multiply
802,691.35x = 1,107,763.82 × 444,995.35 - Step 4: Simplify right side
802,691.35x = 492,949,748,798.24 - Step 5: Solve for x
x = 492,949,748,798.24/802,691.35 - Step 6: Final answer
x = 614,121.17
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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.