Finding the Fourth Proportional to 531,858.71, 793,639.81 and 474,538.56
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Solution
The fourth proportional to 531,858.71, 793,639.81 and 474,538.56 is: 708,106.66
Step by Step Solution
- Step 1: Write the proportion equation
531,858.71 : 793,639.81 = 474,538.56 : x - Step 2: Convert to fraction form
531,858.71/793,639.81 = 474,538.56/x - Step 3: Cross multiply
531,858.71x = 793,639.81 × 474,538.56 - Step 4: Simplify right side
531,858.71x = 376,612,693,189.25 - Step 5: Solve for x
x = 376,612,693,189.25/531,858.71 - Step 6: Final answer
x = 708,106.66
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.