Finding the Fourth Proportional to 841,099.36, 1,161,133.68 and 535,479.52
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Solution
The fourth proportional to 841,099.36, 1,161,133.68 and 535,479.52 is: 739,226.94
Step by Step Solution
- Step 1: Write the proportion equation
841,099.36 : 1,161,133.68 = 535,479.52 : x - Step 2: Convert to fraction form
841,099.36/1,161,133.68 = 535,479.52/x - Step 3: Cross multiply
841,099.36x = 1,161,133.68 × 535,479.52 - Step 4: Simplify right side
841,099.36x = 621,763,305,622.23 - Step 5: Solve for x
x = 621,763,305,622.23/841,099.36 - Step 6: Final answer
x = 739,226.94
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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.