Finding the Fourth Proportional to 512,772.94, 707,623.93 and 283,346.02
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Solution
The fourth proportional to 512,772.94, 707,623.93 and 283,346.02 is: 391,016.00
Step by Step Solution
- Step 1: Write the proportion equation
512,772.94 : 707,623.93 = 283,346.02 : x - Step 2: Convert to fraction form
512,772.94/707,623.93 = 283,346.02/x - Step 3: Cross multiply
512,772.94x = 707,623.93 × 283,346.02 - Step 4: Simplify right side
512,772.94x = 200,502,424,222.26 - Step 5: Solve for x
x = 200,502,424,222.26/512,772.94 - Step 6: Final answer
x = 391,016.00
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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.