Finding the Fourth Proportional to 800,585.24, 1,104,626.99 and 478,232.38
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Solution
The fourth proportional to 800,585.24, 1,104,626.99 and 478,232.38 is: 659,852.77
Step by Step Solution
- Step 1: Write the proportion equation
800,585.24 : 1,104,626.99 = 478,232.38 : x - Step 2: Convert to fraction form
800,585.24/1,104,626.99 = 478,232.38/x - Step 3: Cross multiply
800,585.24x = 1,104,626.99 × 478,232.38 - Step 4: Simplify right side
800,585.24x = 528,268,386,525.64 - Step 5: Solve for x
x = 528,268,386,525.64/800,585.24 - Step 6: Final answer
x = 659,852.77
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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.