Finding the Fourth Proportional to 804,532.56, 1,110,261.98 and 441,963.80
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Solution
The fourth proportional to 804,532.56, 1,110,261.98 and 441,963.80 is: 609,913.92
Step by Step Solution
- Step 1: Write the proportion equation
804,532.56 : 1,110,261.98 = 441,963.80 : x - Step 2: Convert to fraction form
804,532.56/1,110,261.98 = 441,963.80/x - Step 3: Cross multiply
804,532.56x = 1,110,261.98 × 441,963.80 - Step 4: Simplify right side
804,532.56x = 490,695,603,676.32 - Step 5: Solve for x
x = 490,695,603,676.32/804,532.56 - Step 6: Final answer
x = 609,913.92
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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.