Finding the Fourth Proportional to 665,992.23, 919,050.62 and 364,179.75
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Solution
The fourth proportional to 665,992.23, 919,050.62 and 364,179.75 is: 502,557.85
Step by Step Solution
- Step 1: Write the proportion equation
665,992.23 : 919,050.62 = 364,179.75 : x - Step 2: Convert to fraction form
665,992.23/919,050.62 = 364,179.75/x - Step 3: Cross multiply
665,992.23x = 919,050.62 × 364,179.75 - Step 4: Simplify right side
665,992.23x = 334,699,623,208.05 - Step 5: Solve for x
x = 334,699,623,208.05/665,992.23 - Step 6: Final answer
x = 502,557.85
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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.