Finding the Fourth Proportional to 665,994.23, 919,053.37 and 364,181.75
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Solution
The fourth proportional to 665,994.23, 919,053.37 and 364,181.75 is: 502,560.61
Step by Step Solution
- Step 1: Write the proportion equation
665,994.23 : 919,053.37 = 364,181.75 : x - Step 2: Convert to fraction form
665,994.23/919,053.37 = 364,181.75/x - Step 3: Cross multiply
665,994.23x = 919,053.37 × 364,181.75 - Step 4: Simplify right side
665,994.23x = 334,702,464,630.00 - Step 5: Solve for x
x = 334,702,464,630.00/665,994.23 - Step 6: Final answer
x = 502,560.61
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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.