Finding the Fourth Proportional to 804,577.30, 1,207,546.35 and 331,602.10
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Solution
The fourth proportional to 804,577.30, 1,207,546.35 and 331,602.10 is: 497,683.57
Step by Step Solution
- Step 1: Write the proportion equation
804,577.30 : 1,207,546.35 = 331,602.10 : x - Step 2: Convert to fraction form
804,577.30/1,207,546.35 = 331,602.10/x - Step 3: Cross multiply
804,577.30x = 1,207,546.35 × 331,602.10 - Step 4: Simplify right side
804,577.30x = 400,424,905,507.34 - Step 5: Solve for x
x = 400,424,905,507.34/804,577.30 - Step 6: Final answer
x = 497,683.57
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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.