Finding the Fourth Proportional to 353,502.50, 487,825.47 and 192,357.99
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Solution
The fourth proportional to 353,502.50, 487,825.47 and 192,357.99 is: 265,449.69
Step by Step Solution
- Step 1: Write the proportion equation
353,502.50 : 487,825.47 = 192,357.99 : x - Step 2: Convert to fraction form
353,502.50/487,825.47 = 192,357.99/x - Step 3: Cross multiply
353,502.50x = 487,825.47 × 192,357.99 - Step 4: Simplify right side
353,502.50x = 93,837,126,880.01 - Step 5: Solve for x
x = 93,837,126,880.01/353,502.50 - Step 6: Final answer
x = 265,449.69
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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.