Finding the Fourth Proportional to 737,795.58, 1,106,809.74 and 258,157.32
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Solution
The fourth proportional to 737,795.58, 1,106,809.74 and 258,157.32 is: 387,276.70
Step by Step Solution
- Step 1: Write the proportion equation
737,795.58 : 1,106,809.74 = 258,157.32 : x - Step 2: Convert to fraction form
737,795.58/1,106,809.74 = 258,157.32/x - Step 3: Cross multiply
737,795.58x = 1,106,809.74 × 258,157.32 - Step 4: Simplify right side
737,795.58x = 285,731,036,228.30 - Step 5: Solve for x
x = 285,731,036,228.30/737,795.58 - Step 6: Final answer
x = 387,276.70
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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.