Finding the Fourth Proportional to 902,553.86, 1,244,806.79 and 767,036.41
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Solution
The fourth proportional to 902,553.86, 1,244,806.79 and 767,036.41 is: 1,057,900.44
Step by Step Solution
- Step 1: Write the proportion equation
902,553.86 : 1,244,806.79 = 767,036.41 : x - Step 2: Convert to fraction form
902,553.86/1,244,806.79 = 767,036.41/x - Step 3: Cross multiply
902,553.86x = 1,244,806.79 × 767,036.41 - Step 4: Simplify right side
902,553.86x = 954,812,124,398.03 - Step 5: Solve for x
x = 954,812,124,398.03/902,553.86 - Step 6: Final answer
x = 1,057,900.44
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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.