Finding the Fourth Proportional to 424,326.06, 585,574.11 and 233,340.75
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Solution
The fourth proportional to 424,326.06, 585,574.11 and 233,340.75 is: 322,012.52
Step by Step Solution
- Step 1: Write the proportion equation
424,326.06 : 585,574.11 = 233,340.75 : x - Step 2: Convert to fraction form
424,326.06/585,574.11 = 233,340.75/x - Step 3: Cross multiply
424,326.06x = 585,574.11 × 233,340.75 - Step 4: Simplify right side
424,326.06x = 136,638,302,007.98 - Step 5: Solve for x
x = 136,638,302,007.98/424,326.06 - Step 6: Final answer
x = 322,012.52
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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.