Finding the Fourth Proportional to 646,802.06, 886,121.99 and 622,560.08
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Solution
The fourth proportional to 646,802.06, 886,121.99 and 622,560.08 is: 852,910.36
Step by Step Solution
- Step 1: Write the proportion equation
646,802.06 : 886,121.99 = 622,560.08 : x - Step 2: Convert to fraction form
646,802.06/886,121.99 = 622,560.08/x - Step 3: Cross multiply
646,802.06x = 886,121.99 × 622,560.08 - Step 4: Simplify right side
646,802.06x = 551,664,176,938.73 - Step 5: Solve for x
x = 551,664,176,938.73/646,802.06 - Step 6: Final answer
x = 852,910.36
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.