Finding the Fourth Proportional to 293,148.99, 439,424.74 and 124,561.82
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Solution
The fourth proportional to 293,148.99, 439,424.74 and 124,561.82 is: 186,715.79
Step by Step Solution
- Step 1: Write the proportion equation
293,148.99 : 439,424.74 = 124,561.82 : x - Step 2: Convert to fraction form
293,148.99/439,424.74 = 124,561.82/x - Step 3: Cross multiply
293,148.99x = 439,424.74 × 124,561.82 - Step 4: Simplify right side
293,148.99x = 54,735,545,367.43 - Step 5: Solve for x
x = 54,735,545,367.43/293,148.99 - Step 6: Final answer
x = 186,715.79
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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.