Finding the Fourth Proportional to 960,321.36, 1,325,207.88 and 530,592.24
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Solution
The fourth proportional to 960,321.36, 1,325,207.88 and 530,592.24 is: 732,197.62
Step by Step Solution
- Step 1: Write the proportion equation
960,321.36 : 1,325,207.88 = 530,592.24 : x - Step 2: Convert to fraction form
960,321.36/1,325,207.88 = 530,592.24/x - Step 3: Cross multiply
960,321.36x = 1,325,207.88 × 530,592.24 - Step 4: Simplify right side
960,321.36x = 703,145,017,514.85 - Step 5: Solve for x
x = 703,145,017,514.85/960,321.36 - Step 6: Final answer
x = 732,197.62
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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.