Finding the Fourth Proportional to 574,663.08, 793,056 and 356,991.72
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Solution
The fourth proportional to 574,663.08, 793,056 and 356,991.72 is: 492,661.59
Step by Step Solution
- Step 1: Write the proportion equation
574,663.08 : 793,056 = 356,991.72 : x - Step 2: Convert to fraction form
574,663.08/793,056 = 356,991.72/x - Step 3: Cross multiply
574,663.08x = 793,056 × 356,991.72 - Step 4: Simplify right side
574,663.08x = 283,114,425,496.32 - Step 5: Solve for x
x = 283,114,425,496.32/574,663.08 - Step 6: Final answer
x = 492,661.59
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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.