Finding the Fourth Proportional to 804,823.40, 1,207,397.10 and 236,203.40
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Solution
The fourth proportional to 804,823.40, 1,207,397.10 and 236,203.40 is: 354,352.64
Step by Step Solution
- Step 1: Write the proportion equation
804,823.40 : 1,207,397.10 = 236,203.40 : x - Step 2: Convert to fraction form
804,823.40/1,207,397.10 = 236,203.40/x - Step 3: Cross multiply
804,823.40x = 1,207,397.10 × 236,203.40 - Step 4: Simplify right side
804,823.40x = 285,191,300,170.14 - Step 5: Solve for x
x = 285,191,300,170.14/804,823.40 - Step 6: Final answer
x = 354,352.64
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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.