Finding the Fourth Proportional to 866,106.26, 1,299,075.80 and 266,906.52
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Solution
The fourth proportional to 866,106.26, 1,299,075.80 and 266,906.52 is: 400,334.02
Step by Step Solution
- Step 1: Write the proportion equation
866,106.26 : 1,299,075.80 = 266,906.52 : x - Step 2: Convert to fraction form
866,106.26/1,299,075.80 = 266,906.52/x - Step 3: Cross multiply
866,106.26x = 1,299,075.80 × 266,906.52 - Step 4: Simplify right side
866,106.26x = 346,731,799,659.68 - Step 5: Solve for x
x = 346,731,799,659.68/866,106.26 - Step 6: Final answer
x = 400,334.02
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1.5x scale
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.