Finding the Fourth Proportional to 941,576.09, 1,299,347.60 and 533,715.44
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Solution
The fourth proportional to 941,576.09, 1,299,347.60 and 533,715.44 is: 736,511.77
Step by Step Solution
- Step 1: Write the proportion equation
941,576.09 : 1,299,347.60 = 533,715.44 : x - Step 2: Convert to fraction form
941,576.09/1,299,347.60 = 533,715.44/x - Step 3: Cross multiply
941,576.09x = 1,299,347.60 × 533,715.44 - Step 4: Simplify right side
941,576.09x = 693,481,866,881.63 - Step 5: Solve for x
x = 693,481,866,881.63/941,576.09 - Step 6: Final answer
x = 736,511.77
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1.5x scale
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.