Finding the Fourth Proportional to 296,521.97, 409,229.62 and 169,216.70
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Solution
The fourth proportional to 296,521.97, 409,229.62 and 169,216.70 is: 233,535.76
Step by Step Solution
- Step 1: Write the proportion equation
296,521.97 : 409,229.62 = 169,216.70 : x - Step 2: Convert to fraction form
296,521.97/409,229.62 = 169,216.70/x - Step 3: Cross multiply
296,521.97x = 409,229.62 × 169,216.70 - Step 4: Simplify right side
296,521.97x = 69,248,483,369.46 - Step 5: Solve for x
x = 69,248,483,369.46/296,521.97 - Step 6: Final answer
x = 233,535.76
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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.