Finding the Fourth Proportional to 804,311.49, 1,110,048.35 and 464,779.74
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Solution
The fourth proportional to 804,311.49, 1,110,048.35 and 464,779.74 is: 641,452.95
Step by Step Solution
- Step 1: Write the proportion equation
804,311.49 : 1,110,048.35 = 464,779.74 : x - Step 2: Convert to fraction form
804,311.49/1,110,048.35 = 464,779.74/x - Step 3: Cross multiply
804,311.49x = 1,110,048.35 × 464,779.74 - Step 4: Simplify right side
804,311.49x = 515,927,981,176.53 - Step 5: Solve for x
x = 515,927,981,176.53/804,311.49 - Step 6: Final answer
x = 641,452.95
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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.