Finding the Fourth Proportional to 403,323.26, 605,358.30 and 203,784.08
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Solution
The fourth proportional to 403,323.26, 605,358.30 and 203,784.08 is: 305,864.79
Step by Step Solution
- Step 1: Write the proportion equation
403,323.26 : 605,358.30 = 203,784.08 : x - Step 2: Convert to fraction form
403,323.26/605,358.30 = 203,784.08/x - Step 3: Cross multiply
403,323.26x = 605,358.30 × 203,784.08 - Step 4: Simplify right side
403,323.26x = 123,362,384,235.86 - Step 5: Solve for x
x = 123,362,384,235.86/403,323.26 - Step 6: Final answer
x = 305,864.79
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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.