Finding the Fourth Proportional to 296,937.06, 409,959.99 and 206,263.86
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Solution
The fourth proportional to 296,937.06, 409,959.99 and 206,263.86 is: 284,773.92
Step by Step Solution
- Step 1: Write the proportion equation
296,937.06 : 409,959.99 = 206,263.86 : x - Step 2: Convert to fraction form
296,937.06/409,959.99 = 206,263.86/x - Step 3: Cross multiply
296,937.06x = 409,959.99 × 206,263.86 - Step 4: Simplify right side
296,937.06x = 84,559,929,982.96 - Step 5: Solve for x
x = 84,559,929,982.96/296,937.06 - Step 6: Final answer
x = 284,773.92
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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.