Finding the Fourth Proportional to 506,231.68, 758,759.84 and 190,487.36
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Solution
The fourth proportional to 506,231.68, 758,759.84 and 190,487.36 is: 285,509.90
Step by Step Solution
- Step 1: Write the proportion equation
506,231.68 : 758,759.84 = 190,487.36 : x - Step 2: Convert to fraction form
506,231.68/758,759.84 = 190,487.36/x - Step 3: Cross multiply
506,231.68x = 758,759.84 × 190,487.36 - Step 4: Simplify right side
506,231.68x = 144,534,158,795.62 - Step 5: Solve for x
x = 144,534,158,795.62/506,231.68 - Step 6: Final answer
x = 285,509.90
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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.