Finding the Fourth Proportional to 347,670.58, 521,501.47 and 111,010.26
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Solution
The fourth proportional to 347,670.58, 521,501.47 and 111,010.26 is: 166,513.99
Step by Step Solution
- Step 1: Write the proportion equation
347,670.58 : 521,501.47 = 111,010.26 : x - Step 2: Convert to fraction form
347,670.58/521,501.47 = 111,010.26/x - Step 3: Cross multiply
347,670.58x = 521,501.47 × 111,010.26 - Step 4: Simplify right side
347,670.58x = 57,892,013,775.08 - Step 5: Solve for x
x = 57,892,013,775.08/347,670.58 - Step 6: Final answer
x = 166,513.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.