Finding the Fourth Proportional to 855,170.68, 1,283,128.06 and 536,053.88
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Solution
The fourth proportional to 855,170.68, 1,283,128.06 and 536,053.88 is: 804,314.03
Step by Step Solution
- Step 1: Write the proportion equation
855,170.68 : 1,283,128.06 = 536,053.88 : x - Step 2: Convert to fraction form
855,170.68/1,283,128.06 = 536,053.88/x - Step 3: Cross multiply
855,170.68x = 1,283,128.06 × 536,053.88 - Step 4: Simplify right side
855,170.68x = 687,825,775,099.87 - Step 5: Solve for x
x = 687,825,775,099.87/855,170.68 - Step 6: Final answer
x = 804,314.03
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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.