Finding the Fourth Proportional to 496,349.25, 742,645.07 and 294,053.97
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Solution
The fourth proportional to 496,349.25, 742,645.07 and 294,053.97 is: 439,967.89
Step by Step Solution
- Step 1: Write the proportion equation
496,349.25 : 742,645.07 = 294,053.97 : x - Step 2: Convert to fraction form
496,349.25/742,645.07 = 294,053.97/x - Step 3: Cross multiply
496,349.25x = 742,645.07 × 294,053.97 - Step 4: Simplify right side
496,349.25x = 218,377,731,134.43 - Step 5: Solve for x
x = 218,377,731,134.43/496,349.25 - Step 6: Final answer
x = 439,967.89
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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.