Finding the Fourth Proportional to 809,304.24, 1,116,840.04 and 446,728.24
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Solution
The fourth proportional to 809,304.24, 1,116,840.04 and 446,728.24 is: 616,485.08
Step by Step Solution
- Step 1: Write the proportion equation
809,304.24 : 1,116,840.04 = 446,728.24 : x - Step 2: Convert to fraction form
809,304.24/1,116,840.04 = 446,728.24/x - Step 3: Cross multiply
809,304.24x = 1,116,840.04 × 446,728.24 - Step 4: Simplify right side
809,304.24x = 498,923,985,430.73 - Step 5: Solve for x
x = 498,923,985,430.73/809,304.24 - Step 6: Final answer
x = 616,485.08
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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.