Finding the Fourth Proportional to 346,467.52, 478,043.76 and 210,497.44
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Solution
The fourth proportional to 346,467.52, 478,043.76 and 210,497.44 is: 290,437.00
Step by Step Solution
- Step 1: Write the proportion equation
346,467.52 : 478,043.76 = 210,497.44 : x - Step 2: Convert to fraction form
346,467.52/478,043.76 = 210,497.44/x - Step 3: Cross multiply
346,467.52x = 478,043.76 × 210,497.44 - Step 4: Simplify right side
346,467.52x = 100,626,987,687.97 - Step 5: Solve for x
x = 100,626,987,687.97/346,467.52 - Step 6: Final answer
x = 290,437.00
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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.