Finding the Fourth Proportional to 535,128.68, 802,816.62 and 180,133.64
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Solution
The fourth proportional to 535,128.68, 802,816.62 and 180,133.64 is: 270,242.07
Step by Step Solution
- Step 1: Write the proportion equation
535,128.68 : 802,816.62 = 180,133.64 : x - Step 2: Convert to fraction form
535,128.68/802,816.62 = 180,133.64/x - Step 3: Cross multiply
535,128.68x = 802,816.62 × 180,133.64 - Step 4: Simplify right side
535,128.68x = 144,614,280,013.10 - Step 5: Solve for x
x = 144,614,280,013.10/535,128.68 - Step 6: Final answer
x = 270,242.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.