Finding the Fourth Proportional to 296,756.68, 409,523.65 and 160,794.31
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Solution
The fourth proportional to 296,756.68, 409,523.65 and 160,794.31 is: 221,895.84
Step by Step Solution
- Step 1: Write the proportion equation
296,756.68 : 409,523.65 = 160,794.31 : x - Step 2: Convert to fraction form
296,756.68/409,523.65 = 160,794.31/x - Step 3: Cross multiply
296,756.68x = 409,523.65 × 160,794.31 - Step 4: Simplify right side
296,756.68x = 65,849,072,730.43 - Step 5: Solve for x
x = 65,849,072,730.43/296,756.68 - Step 6: Final answer
x = 221,895.84
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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.