Finding the Fourth Proportional to 1,023,608.90, 1,535,357.97 and 313,638.99
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Solution
The fourth proportional to 1,023,608.90, 1,535,357.97 and 313,638.99 is: 470,441.52
Step by Step Solution
- Step 1: Write the proportion equation
1,023,608.90 : 1,535,357.97 = 313,638.99 : x - Step 2: Convert to fraction form
1,023,608.90/1,535,357.97 = 313,638.99/x - Step 3: Cross multiply
1,023,608.90x = 1,535,357.97 × 313,638.99 - Step 4: Simplify right side
1,023,608.90x = 481,548,122,999.25 - Step 5: Solve for x
x = 481,548,122,999.25/1,023,608.90 - Step 6: Final answer
x = 470,441.52
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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.