Finding the Fourth Proportional to 847,394.91, 1,169,400.96 and 460,207.62
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Solution
The fourth proportional to 847,394.91, 1,169,400.96 and 460,207.62 is: 635,084.33
Step by Step Solution
- Step 1: Write the proportion equation
847,394.91 : 1,169,400.96 = 460,207.62 : x - Step 2: Convert to fraction form
847,394.91/1,169,400.96 = 460,207.62/x - Step 3: Cross multiply
847,394.91x = 1,169,400.96 × 460,207.62 - Step 4: Simplify right side
847,394.91x = 538,167,232,627.32 - Step 5: Solve for x
x = 538,167,232,627.32/847,394.91 - Step 6: Final answer
x = 635,084.33
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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.