Finding the Fourth Proportional to 543,484.40, 750,009.93 and 301,767.44
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Solution
The fourth proportional to 543,484.40, 750,009.93 and 301,767.44 is: 416,439.88
Step by Step Solution
- Step 1: Write the proportion equation
543,484.40 : 750,009.93 = 301,767.44 : x - Step 2: Convert to fraction form
543,484.40/750,009.93 = 301,767.44/x - Step 3: Cross multiply
543,484.40x = 750,009.93 × 301,767.44 - Step 4: Simplify right side
543,484.40x = 226,328,576,550.68 - Step 5: Solve for x
x = 226,328,576,550.68/543,484.40 - Step 6: Final answer
x = 416,439.88
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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.