Finding the Fourth Proportional to 335,569.23, 462,981.29 and 190,351.08
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Solution
The fourth proportional to 335,569.23, 462,981.29 and 190,351.08 is: 262,625.35
Step by Step Solution
- Step 1: Write the proportion equation
335,569.23 : 462,981.29 = 190,351.08 : x - Step 2: Convert to fraction form
335,569.23/462,981.29 = 190,351.08/x - Step 3: Cross multiply
335,569.23x = 462,981.29 × 190,351.08 - Step 4: Simplify right side
335,569.23x = 88,128,987,619.54 - Step 5: Solve for x
x = 88,128,987,619.54/335,569.23 - Step 6: Final answer
x = 262,625.35
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1.5x scale
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.