Finding the Fourth Proportional to 835,942.74, 1,153,954.02 and 564,378.36
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Solution
The fourth proportional to 835,942.74, 1,153,954.02 and 564,378.36 is: 779,080.49
Step by Step Solution
- Step 1: Write the proportion equation
835,942.74 : 1,153,954.02 = 564,378.36 : x - Step 2: Convert to fraction form
835,942.74/1,153,954.02 = 564,378.36/x - Step 3: Cross multiply
835,942.74x = 1,153,954.02 × 564,378.36 - Step 4: Simplify right side
835,942.74x = 651,266,677,323.01 - Step 5: Solve for x
x = 651,266,677,323.01/835,942.74 - Step 6: Final answer
x = 779,080.49
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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.