Finding the Fourth Proportional to 748,825.08, 1,033,377.12 and 426,535.08
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Solution
The fourth proportional to 748,825.08, 1,033,377.12 and 426,535.08 is: 588,617.56
Step by Step Solution
- Step 1: Write the proportion equation
748,825.08 : 1,033,377.12 = 426,535.08 : x - Step 2: Convert to fraction form
748,825.08/1,033,377.12 = 426,535.08/x - Step 3: Cross multiply
748,825.08x = 1,033,377.12 × 426,535.08 - Step 4: Simplify right side
748,825.08x = 440,771,592,549.37 - Step 5: Solve for x
x = 440,771,592,549.37/748,825.08 - Step 6: Final answer
x = 588,617.56
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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.