Finding the Fourth Proportional to 346,439.73, 474,614.53 and 333,487.19
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Solution
The fourth proportional to 346,439.73, 474,614.53 and 333,487.19 is: 456,869.84
Step by Step Solution
- Step 1: Write the proportion equation
346,439.73 : 474,614.53 = 333,487.19 : x - Step 2: Convert to fraction form
346,439.73/474,614.53 = 333,487.19/x - Step 3: Cross multiply
346,439.73x = 474,614.53 × 333,487.19 - Step 4: Simplify right side
346,439.73x = 158,277,867,233.62 - Step 5: Solve for x
x = 158,277,867,233.62/346,439.73 - Step 6: Final answer
x = 456,869.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.