Finding the Fourth Proportional to 401,700.40, 554,363.91 and 240,524.68
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Solution
The fourth proportional to 401,700.40, 554,363.91 and 240,524.68 is: 331,934.45
Step by Step Solution
- Step 1: Write the proportion equation
401,700.40 : 554,363.91 = 240,524.68 : x - Step 2: Convert to fraction form
401,700.40/554,363.91 = 240,524.68/x - Step 3: Cross multiply
401,700.40x = 554,363.91 × 240,524.68 - Step 4: Simplify right side
401,700.40x = 133,338,202,056.30 - Step 5: Solve for x
x = 133,338,202,056.30/401,700.40 - Step 6: Final answer
x = 331,934.45
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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.