Finding the Fourth Proportional to 404,472.60, 606,718.29 and 104,964.99
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Solution
The fourth proportional to 404,472.60, 606,718.29 and 104,964.99 is: 157,449.92
Step by Step Solution
- Step 1: Write the proportion equation
404,472.60 : 606,718.29 = 104,964.99 : x - Step 2: Convert to fraction form
404,472.60/606,718.29 = 104,964.99/x - Step 3: Cross multiply
404,472.60x = 606,718.29 × 104,964.99 - Step 4: Simplify right side
404,472.60x = 63,684,179,242.67 - Step 5: Solve for x
x = 63,684,179,242.67/404,472.60 - Step 6: Final answer
x = 157,449.92
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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.