Finding the Fourth Proportional to 576,171.99, 795,457.94 and 415,442.07
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Solution
The fourth proportional to 576,171.99, 795,457.94 and 415,442.07 is: 573,555.63
Step by Step Solution
- Step 1: Write the proportion equation
576,171.99 : 795,457.94 = 415,442.07 : x - Step 2: Convert to fraction form
576,171.99/795,457.94 = 415,442.07/x - Step 3: Cross multiply
576,171.99x = 795,457.94 × 415,442.07 - Step 4: Simplify right side
576,171.99x = 330,466,691,114.33 - Step 5: Solve for x
x = 330,466,691,114.33/576,171.99 - Step 6: Final answer
x = 573,555.63
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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.