Finding the Fourth Proportional to 866,154.26, 1,299,232.05 and 235,068.08
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Solution
The fourth proportional to 866,154.26, 1,299,232.05 and 235,068.08 is: 352,602.30
Step by Step Solution
- Step 1: Write the proportion equation
866,154.26 : 1,299,232.05 = 235,068.08 : x - Step 2: Convert to fraction form
866,154.26/1,299,232.05 = 235,068.08/x - Step 3: Cross multiply
866,154.26x = 1,299,232.05 × 235,068.08 - Step 4: Simplify right side
866,154.26x = 305,407,983,467.96 - Step 5: Solve for x
x = 305,407,983,467.96/866,154.26 - Step 6: Final answer
x = 352,602.30
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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.