Finding the Fourth Proportional to 902,538.63, 1,244,785.86 and 767,021.18
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Solution
The fourth proportional to 902,538.63, 1,244,785.86 and 767,021.18 is: 1,057,879.50
Step by Step Solution
- Step 1: Write the proportion equation
902,538.63 : 1,244,785.86 = 767,021.18 : x - Step 2: Convert to fraction form
902,538.63/1,244,785.86 = 767,021.18/x - Step 3: Cross multiply
902,538.63x = 1,244,785.86 × 767,021.18 - Step 4: Simplify right side
902,538.63x = 954,777,112,960.59 - Step 5: Solve for x
x = 954,777,112,960.59/902,538.63 - Step 6: Final answer
x = 1,057,879.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.