Finding the Fourth Proportional to 949,338.18, 1,424,991.42 and 635,984.82
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Solution
The fourth proportional to 949,338.18, 1,424,991.42 and 635,984.82 is: 954,636.54
Step by Step Solution
- Step 1: Write the proportion equation
949,338.18 : 1,424,991.42 = 635,984.82 : x - Step 2: Convert to fraction form
949,338.18/1,424,991.42 = 635,984.82/x - Step 3: Cross multiply
949,338.18x = 1,424,991.42 × 635,984.82 - Step 4: Simplify right side
949,338.18x = 906,272,911,750.24 - Step 5: Solve for x
x = 906,272,911,750.24/949,338.18 - Step 6: Final answer
x = 954,636.54
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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.