Finding the Fourth Proportional to 335,203.75, 462,582.98 and 197,388.65
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Solution
The fourth proportional to 335,203.75, 462,582.98 and 197,388.65 is: 272,397.40
Step by Step Solution
- Step 1: Write the proportion equation
335,203.75 : 462,582.98 = 197,388.65 : x - Step 2: Convert to fraction form
335,203.75/462,582.98 = 197,388.65/x - Step 3: Cross multiply
335,203.75x = 462,582.98 × 197,388.65 - Step 4: Simplify right side
335,203.75x = 91,308,628,948.23 - Step 5: Solve for x
x = 91,308,628,948.23/335,203.75 - Step 6: Final answer
x = 272,397.40
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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.