Finding the Fourth Proportional to 847,192.08, 1,169,138.48 and 460,007.28
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Solution
The fourth proportional to 847,192.08, 1,169,138.48 and 460,007.28 is: 634,817.33
Step by Step Solution
- Step 1: Write the proportion equation
847,192.08 : 1,169,138.48 = 460,007.28 : x - Step 2: Convert to fraction form
847,192.08/1,169,138.48 = 460,007.28/x - Step 3: Cross multiply
847,192.08x = 1,169,138.48 × 460,007.28 - Step 4: Simplify right side
847,192.08x = 537,812,212,128.13 - Step 5: Solve for x
x = 537,812,212,128.13/847,192.08 - Step 6: Final answer
x = 634,817.33
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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.