Finding the Fourth Proportional to 800,707.63, 1,104,979.93 and 433,183.65
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Solution
The fourth proportional to 800,707.63, 1,104,979.93 and 433,183.65 is: 597,795.27
Step by Step Solution
- Step 1: Write the proportion equation
800,707.63 : 1,104,979.93 = 433,183.65 : x - Step 2: Convert to fraction form
800,707.63/1,104,979.93 = 433,183.65/x - Step 3: Cross multiply
800,707.63x = 1,104,979.93 × 433,183.65 - Step 4: Simplify right side
800,707.63x = 478,659,234,027.51 - Step 5: Solve for x
x = 478,659,234,027.51/800,707.63 - Step 6: Final answer
x = 597,795.27
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1.5x scale
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.