Finding the Fourth Proportional to 804,487.48, 1,110,199.86 and 441,918.70
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Solution
The fourth proportional to 804,487.48, 1,110,199.86 and 441,918.70 is: 609,851.73
Step by Step Solution
- Step 1: Write the proportion equation
804,487.48 : 1,110,199.86 = 441,918.70 : x - Step 2: Convert to fraction form
804,487.48/1,110,199.86 = 441,918.70/x - Step 3: Cross multiply
804,487.48x = 1,110,199.86 × 441,918.70 - Step 4: Simplify right side
804,487.48x = 490,618,078,871.38 - Step 5: Solve for x
x = 490,618,078,871.38/804,487.48 - Step 6: Final answer
x = 609,851.73
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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.