Finding the Fourth Proportional to 673,343.13, 1,010,015.85 and 539,259.99
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Solution
The fourth proportional to 673,343.13, 1,010,015.85 and 539,259.99 is: 808,890.92
Step by Step Solution
- Step 1: Write the proportion equation
673,343.13 : 1,010,015.85 = 539,259.99 : x - Step 2: Convert to fraction form
673,343.13/1,010,015.85 = 539,259.99/x - Step 3: Cross multiply
673,343.13x = 1,010,015.85 × 539,259.99 - Step 4: Simplify right side
673,343.13x = 544,661,139,649.85 - Step 5: Solve for x
x = 544,661,139,649.85/673,343.13 - Step 6: Final answer
x = 808,890.92
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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.