Finding the Fourth Proportional to 940,464.74, 1,296,963.69 and 725,259.62
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Solution
The fourth proportional to 940,464.74, 1,296,963.69 and 725,259.62 is: 1,000,181.46
Step by Step Solution
- Step 1: Write the proportion equation
940,464.74 : 1,296,963.69 = 725,259.62 : x - Step 2: Convert to fraction form
940,464.74/1,296,963.69 = 725,259.62/x - Step 3: Cross multiply
940,464.74x = 1,296,963.69 × 725,259.62 - Step 4: Simplify right side
940,464.74x = 940,635,392,963.20 - Step 5: Solve for x
x = 940,635,392,963.20/940,464.74 - Step 6: Final answer
x = 1,000,181.46
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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.