Finding the Fourth Proportional to 801,628.98, 1,106,249.06 and 434,106.75
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Solution
The fourth proportional to 801,628.98, 1,106,249.06 and 434,106.75 is: 599,067.89
Step by Step Solution
- Step 1: Write the proportion equation
801,628.98 : 1,106,249.06 = 434,106.75 : x - Step 2: Convert to fraction form
801,628.98/1,106,249.06 = 434,106.75/x - Step 3: Cross multiply
801,628.98x = 1,106,249.06 × 434,106.75 - Step 4: Simplify right side
801,628.98x = 480,230,184,127.16 - Step 5: Solve for x
x = 480,230,184,127.16/801,628.98 - Step 6: Final answer
x = 599,067.89
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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.