Finding the Fourth Proportional to 357,795.68, 493,747.60 and 204,828.80
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Solution
The fourth proportional to 357,795.68, 493,747.60 and 204,828.80 is: 282,657.77
Step by Step Solution
- Step 1: Write the proportion equation
357,795.68 : 493,747.60 = 204,828.80 : x - Step 2: Convert to fraction form
357,795.68/493,747.60 = 204,828.80/x - Step 3: Cross multiply
357,795.68x = 493,747.60 × 204,828.80 - Step 4: Simplify right side
357,795.68x = 101,133,728,410.88 - Step 5: Solve for x
x = 101,133,728,410.88/357,795.68 - Step 6: Final answer
x = 282,657.77
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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.