Finding the Fourth Proportional to 440,750.64, 661,125.96 and 290,955.84
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Solution
The fourth proportional to 440,750.64, 661,125.96 and 290,955.84 is: 436,433.76
Step by Step Solution
- Step 1: Write the proportion equation
440,750.64 : 661,125.96 = 290,955.84 : x - Step 2: Convert to fraction form
440,750.64/661,125.96 = 290,955.84/x - Step 3: Cross multiply
440,750.64x = 661,125.96 × 290,955.84 - Step 4: Simplify right side
440,750.64x = 192,358,459,037.61 - Step 5: Solve for x
x = 192,358,459,037.61/440,750.64 - Step 6: Final answer
x = 436,433.76
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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.